AMD Radeon Instinct MI300X vs Gainward GTX 680 Phantom

Comparison of AMD Radeon Instinct MI300X with 192 GB HBM3 and 19,456 cores vs Gainward GTX 680 Phantom with 2 GB GDDR5 and 1,536 cores.

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Performance Rating

AMD Radeon Instinct MI300X outperforms Gainward GTX 680 Phantom by 3,372.32% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

AMD Radeon Instinct MI300X

94.1

AMD Radeon Instinct MI300X

94.1
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

Gainward GTX 680 Phantom

2.7

Gainward GTX 680 Phantom

2.7

Contents:

Memory ML Performance Compute Power Architecture & Compatibility ML Software Support Clocks & Performance Power Consumption Rendering Benchmarks Additional

Memory

Memory Size

🔥 +9,500% 192 ГБ
2 ГБ

Memory Type

HBM3 GDDR5

Memory Bandwidth

🔥 10.3 TB/s
201.6 GB/s

Memory Bus Width

8,192 бит 256 бит

ML Performance

FP16 (Half Precision)

🔥 653.7 TFLOPS
No

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +2,213% 81.72 TFLOPS
3.533 TFLOPS

FP64 (Double Precision)

🔥 +55,416% 81.72 TFLOPS
0.1472 TFLOPS

CUDA Cores

🔥 +1,167% 19,456
1,536

RT Cores

No No

Architecture & Compatibility

GPU Architecture

CDNA 3.0 Kepler

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 5.0 x16 PCIe 3.0 x16

ML Software Support

CUDA Version

No 3.0

Clocks & Performance

Base Clock

🔥 1,000
1,084

Boost Clock

🔥 +83% 2,100
1,150

Memory Clock

🔥 +60% 2,525
1,575

Power Consumption

TDP/TGP

750 W
🔥 -74% 195 W

Recommended PSU

1150 W
🔥 -61% 450 W

Power Connector

None 2x 6-pin

Rendering

Texture Units (TMU)

🔥 +850% 1,216
128

ROP

No No

L2 Cache

🔥 16 MB
512 KB

Benchmarks

MLPerf, llama2-70b-99.9 (UNSET)

1 983 tokens/s

MLPerf, llama2-70b-99.9 (fp16)

1 740 tokens/s

MLPerf, llama2-70b-99.9 (fp8)

1 057 tokens/s

MLPerf, llama3.1-405b (UNSET)

30.4 tokens/s

MLPerf, llama3.1-405b (fp16)

34.8 tokens/s

llama.cpp, llama-2-7b-Q4_0

232.9 tokens/s

MLPerf, mixtral-8x7b (fp8)

5 975 tokens/s

Additional

Slots

OAM Module Dual-slot

Release Date

Dec. 6, 2023 March 27, 2012

Display Outputs

No outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2

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