AMD Radeon Instinct MI300X vs XFX Speedster MERC 319 RX 7800 XT Black Edition

Comparison of AMD Radeon Instinct MI300X with 192 GB HBM3 and 19,456 cores vs XFX Speedster MERC 319 RX 7800 XT Black Edition with 16 GB GDDR6 and 3,840 cores.

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Performance Rating

AMD Radeon Instinct MI300X outperforms XFX Speedster MERC 319 RX 7800 XT Black Edition by 437.1% 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

XFX Speedster MERC 319 RX 7800 XT Black Edition

17.5

XFX Speedster MERC 319 RX 7800 XT Black Edition

17.5

Contents:

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

Memory

Memory Size

🔥 +1,100% 192 ГБ
16 ГБ

Memory Type

HBM3 GDDR6

Memory Bandwidth

🔥 10.3 TB/s
624.1 GB/s

Memory Bus Width

8,192 бит 256 бит

ML Performance

FP16 (Half Precision)

🔥 +730% 653.7 TFLOPS
78.8 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +107% 81.72 TFLOPS
39.4 TFLOPS

FP64 (Double Precision)

🔥 +6,539% 81.72 TFLOPS
1.231 TFLOPS

CUDA Cores

🔥 +407% 19,456
3,840

RT Cores

No
🔥 60

Architecture & Compatibility

GPU Architecture

CDNA 3.0 RDNA 3.0

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 5.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

1,000
🔥 +62% 1,624

Boost Clock

2,100
🔥 +22% 2,565

Memory Clock

🔥 +4% 2,525
2,438

Power Consumption

TDP/TGP

750 W
🔥 -65% 263 W

Recommended PSU

1150 W
🔥 -48% 600 W

Power Connector

None 2x 8-pin

Rendering

Texture Units (TMU)

🔥 +407% 1,216
240

ROP

No
🔥 60

L2 Cache

16 MB
🔥 4 MB

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 Triple-slot

Release Date

Dec. 6, 2023 Aug. 25, 2023

Display Outputs

No outputs
1x HDMI 2.1a
3x DisplayPort 2.1

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