FitMyLLM
AMD· RDNA 2.0

AMD Radeon RX 6650 XT

Running LLMs on the Radeon RX 6650 XT — the long read: which models fit at which quantisation, and the settings worth changing. · Or what else $200 buys

VRAM
8 GB
ENTRY-LEVEL
BANDWIDTH
280
GB/S
MODELS Q4
201/449
45%
7B Q4 SPEED
~36
FAST
▸ MODEL COVERAGE @ Q445% OF ALL
▸ ESTIMATED SPEED· BY MODEL SIZE @ Q4

Average speeds at Q4 quantization. Actual performance varies by model architecture and context length.

3B
~83
TOK/S
7B
~36
TOK/S
14B
7.9GB NEEDED
32B
18.0GB NEEDED
70B
39.4GB NEEDED
▸ MEASURED RIG REPORTS

We rent the machine and time every model on it: decode, VRAM peak, concurrency, watts and cost per million tokens. Yours may already be one of them — and two are free to read in full.

SEE THE REPORTS
▸ SPECIFICATIONS
VRAM
8 GB
BANDWIDTH
280 GB/s
FP16 COMPUTE
21.6 TFLOPS
TDP
176W
MEMORY
GDDR6
ARCHITECTURE
RDNA 2.0
STREAM PROCESSORS
2,048
COMPUTE UNITS
32
PCIE
Gen 4 x8
MSRP
$200
190
FAST MODELS · >30 TOK/S
Real-time chat speed
201
USABLE · >10 TOK/S
Comfortable for all tasks
201
TOTAL COMPATIBLE
Fit in VRAM at Q4
▸ WHERE TO BUY

MSRP $200

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▸ DON’T WANT TO BUY?

Test Radeon RX 6650 XT (or anything bigger) without committing. Pay by the second, cancel anytime.

Spin up in ~60s. Pay by the second. Cancel anytime.

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▸ COMPATIBLE MODELS· 201
S
Falcon-H1R Tiny 90M0.09B
FALCON·256K CTX· CHAT· REASONING
2765
TOK/S · 7% VRAM
S
SmolLM2 135M0.135B
SMOLLM·2K CTX· CHAT
1844
TOK/S · 7% VRAM
S
nomic-embed-text-v1.5 100M0.14B
EMBEDDING·8K CTX· CHAT
1778
TOK/S · 7% VRAM
S
GPT-2 124M0.14B
GPT2·1K CTX· CHAT
1778
TOK/S · 7% VRAM
S
SmolVLM 256M0.256B
SMOLLM·8K CTX· CHAT· VISION
972
TOK/S · 8% VRAM
S
Gemma 3 270M0.27B
GEMMA·32K CTX· CHAT
922
TOK/S · 8% VRAM
S
Snowflake Arctic Embed M v2.00.305B
EMBEDDING·8K CTX· EMBEDDING· MULTILINGUAL
816
TOK/S · 8% VRAM
S
bge-large-en-v1.5 335M0.335B
EMBEDDING·1K CTX· CHAT
743
TOK/S · 9% VRAM
S
mxbai-embed-large-v10.335B
EMBEDDING·1K CTX· EMBEDDING
743
TOK/S · 9% VRAM
S
Snowflake Arctic Embed L0.335B
EMBEDDING·1K CTX· EMBEDDING
743
TOK/S · 9% VRAM
S
LFM2 350M0.35B
LFM·125K CTX· CHAT· TOOL_USE
711
TOK/S · 9% VRAM
S
SmolLM2 360M0.36B
SMOLLM·8K CTX· CHAT
691
TOK/S · 9% VRAM
S
GPT-2 Medium 345M0.38B
GPT2·1K CTX· CHAT
655
TOK/S · 9% VRAM
S
Qwen 2.5 0.5B0.5B
QWEN·32K CTX· CHAT
498
TOK/S · 10% VRAM
S
SmolVLM 500M0.5B
SMOLLM·8K CTX· CHAT· VISION
498
TOK/S · 10% VRAM
S
Falcon-H1 0.5B0.52B
FALCON·128K CTX· CHAT
479
TOK/S · 10% VRAM
S
BGE-M30.568B
EMBEDDING·8K CTX· EMBEDDING
438
TOK/S · 10% VRAM
S
Snowflake Arctic Embed L v2.00.568B
EMBEDDING·8K CTX· EMBEDDING· MULTILINGUAL
438
TOK/S · 10% VRAM
S
Qwen3-Embedding 0.6B0.6B
EMBEDDING·32K CTX· EMBEDDING· MULTILINGUAL
415
TOK/S · 11% VRAM
S
Falcon-H1R Tiny 0.6B0.6B
FALCON·32K CTX· CHAT· REASONING
415
TOK/S · 11% VRAM
S
Falcon Perception 0.6B0.6B
FALCON·4K CTX· VISION
415
TOK/S · 11% VRAM
S
Qwen 1.5 0.5B0.62B
QWEN·32K CTX· CHAT
401
TOK/S · 11% VRAM
S
LFM2 700M0.74B
LFM·125K CTX· CHAT· TOOL_USE
336
TOK/S · 12% VRAM
S
Qwen3 0.6B0.75B
QWEN·32K CTX· CHAT· REASONING
332
TOK/S · 12% VRAM
S
GPT-2 Large 774M0.81B
GPT2·1K CTX· CHAT
307
TOK/S · 12% VRAM
S
Qwen 3.5 0.8B0.87B
QWEN·256K CTX· CHAT· CODING· MULTILINGUAL
286
TOK/S · 13% VRAM
S
InternVL3 1B0.94B
OTHER·32K CTX· CHAT· VISION
265
TOK/S · 13% VRAM
S
MiniCPM5 1B1.08B
MINICPM·128K CTX· CHAT· REASONING· MULTILINGUAL
230
TOK/S · 14% VRAM
S
TinyLlama 1.1B1.1B
LLAMA·2K CTX· CHAT
226
TOK/S · 15% VRAM
S
LFM2.5-1.2B-Thinking1.2B
LFM·122K CTX· CHAT· REASONING· TOOL_USE
207
TOK/S · 15% VRAM
S
Llama-3.2-1B1.2B
LLAMA·4K CTX· CHAT
207
TOK/S · 15% VRAM
S
LFM2 1.2B1.2B
LFM·125K CTX· CHAT· TOOL_USE· MULTILINGUAL
207
TOK/S · 15% VRAM
S
Zamba2 1.2B1.2B
OTHER·4K CTX· CHAT
207
TOK/S · 15% VRAM
S
EXAONE-4.0-1.2B1.3B
EXAONE·64K CTX· CHAT
191
TOK/S · 16% VRAM
S
OPT 1.3B1.3B
OPT·2K CTX· CHAT
191
TOK/S · 16% VRAM
S
MiniCPM-V 4.61.3B
OTHER·256K CTX· CHAT· VISION
191
TOK/S · 16% VRAM
S
DeepSeek Coder 1.3B1.35B
DEEPSEEK·16K CTX· CODING
184
TOK/S · 16% VRAM
S
Phi-1 1.3B1.42B
PHI·2K CTX· CODING
175
TOK/S · 17% VRAM
S
Phi-1.5 1.3B1.42B
PHI·2K CTX· CHAT· CODING
175
TOK/S · 17% VRAM
S
LFM2 8B A1B8.3BMoE
LFM·125K CTX· CHAT· TOOL_USE· MULTILINGUAL
166
TOK/S · 70% VRAM
▸ NEXT STEP

Get personalized recommendations.

See ranked models with benchmark scores, run commands, and precise speed estimates for your Radeon RX 6650 XT.

WHAT THIS CARD IS WORTH

Radeon RX 6650 XT holds 201 of the models in our catalogue and is, in practice, a IQ4_XS card — the largest it takes is Falcon3-10B at IQ4_XS.

TOKENS/SEC PER $100
15.5
8B at Q4_K_M, so cards compare like for like
VRAM PER $100
4.00 GB
what memory costs on this card
THE BIGGEST IT TAKES
Falcon3-10B10.3B · IQ4_XS7.1 GB26 tok/sEST
Bamba 9B v29.78B · Q4_K_M7.2 GB25 tok/sEST
RecurrentGemma 9B9.63B · Q4_K_M6.8 GB25 tok/sEST
glm-4-9b9.4B · Q4_K_M6.6 GB26 tok/sEST
Yi 1.5 9B9B · Q4_K_M6.5 GB27 tok/sEST
Yi Coder 9B9B · Q4_K_M6.5 GB27 tok/sEST
Ministral 3 8B8.92B · Q4_K_M6.6 GB27 tok/sEST
Ministral 3 8B Reasoning8.92B · Q4_K_M6.6 GB27 tok/sEST
AGAINST CARDS OF SIMILAR MEMORY
M3 Pro (18GB)12 GB$1,5991.5 tok/s per $100
M1 Pro (16GB)11 GB$9992.9 tok/s per $100
M2 Pro (16GB)11 GB$1,2992.2 tok/s per $100
M4 (16GB)11 GB$4994.0 tok/s per $100

Neighbours in memory rather than in price: memory decides whether a card can do the job at all, so two cards of the same size at different prices is the comparison you are making. Ordered by memory, then bandwidth — not by the value column, which is worked out from bandwidth and price alone and therefore rewards a cheap card whatever its software stack does to that bandwidth in practice. Read it as one input, not as a ranking.

▸ DEVICE UNDER TEST

AMD Radeon RX 6650 XT — 8 GB VRAM.

RADEON RX 6650 XT SPEC
BRAND
AMD
VRAM
8 GB GDDR6
BANDWIDTH
280 GB/s
FP16 COMPUTE
21.6 TFLOPS
FP32 COMPUTE
10.8 TFLOPS
STREAM PROCESSORS
2,048
TDP
176 W
ARCHITECTURE
RDNA 2.0
MSRP
$200
▸ AI CAPABILITY
201/ 449 models @ Q4

With 8 GB VRAM and 280 GB/s bandwidth, this GPU handles models up to 9.63B parameters.

Speed ≈ bandwidth / model_size × efficiency. A 7B model at Q4 runs at ~32 tok/s.

RENT IT — LIVE PRICES
Checking what the clouds are charging…
§ 01TOP MODELS FOR RADEON RX 6650 XT
201 FIT · SHOWING 20
MODELSIZEVRAM Q4TOK/SAVG
RecurrentGemma 9B9.63B6.4 GB2635.0
glm-4-9b9.4B6.2 GB2620.5
gemma-2-9b9.2B6.1 GB2730.2
Yi 1.5 9B9B6.0 GB2830.3
Yi Coder 9B9B6.0 GB2835.8
Ministral 3 8B8.92B5.9 GB2825.7
Ministral 3 8B Reasoning8.92B5.9 GB28
NVIDIA-Nemotron-Nano-9B-v28.9B5.9 GB2844.2
InternLM3 8B Instruct8.8B5.9 GB2838.7
Gemma 1 7B8.54B5.7 GB2924.7
CodeGemma 7B8.54B5.7 GB2940.2
LFM2 8B A1B8.3B5.6 GB16624.3
Seed-Coder 8B Instruct8.25B5.5 GB3034.1
Seed-Coder 8B Reasoning8.25B5.5 GB3032.9
DeepSeek R1-0528 Qwen3 8B8.2B5.5 GB3036.3
Qwen3-8B8.2B5.5 GB3043.3
Granite 3.0 8B8.17B5.5 GB3036.4
Granite 3.1 8B8.17B5.5 GB3038.6
Command-R7B8.03B5.4 GB3135.3
Aya Expanse 8B8B5.4 GB3127.8