NVIDIA A800 SXM4 80 GB vs NVIDIA CMP 40HX

Comparison of NVIDIA A800 SXM4 80 GB with 80 GB HBM2e and 6,912 cores vs NVIDIA CMP 40HX with 8 GB GDDR6 and 2,304 cores.

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Performance Rating

NVIDIA A800 SXM4 80 GB outperforms NVIDIA CMP 40HX by 332.94% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

NVIDIA A800 SXM4 80 GB

25.9

NVIDIA A800 SXM4 80 GB

25.9
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

NVIDIA CMP 40HX

6.0

NVIDIA CMP 40HX

6.0

Contents:

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

Memory

Memory Size

🔥 +900% 80 ГБ
8 ГБ

Memory Type

HBM2e GDDR6

Memory Bandwidth

🔥 2.04 TB/s
448.0 GB/s

Memory Bus Width

5,120 бит 256 бит

ML Performance

FP16 (Half Precision)

🔥 +413% 77.97 TFLOPS
15.21 TFLOPS

BF16 (Brain Float)

🔥 311.84 TFLOPS
No

TF32 (TensorFloat)

🔥 155.92
No

Compute Power

FP32 (Single Precision)

🔥 +156% 19.49 TFLOPS
7.603 TFLOPS

FP64 (Double Precision)

🔥 +4,002% 9.746 TFLOPS
0.2376 TFLOPS

CUDA Cores

🔥 +200% 6,912
2,304

RT Cores

No
🔥 36

Architecture & Compatibility

GPU Architecture

Ampere Turing

SM (Streaming Multiprocessor)

🔥 +200% 108
36

PCIe Version

PCIe 4.0 x16 PCIe 1.0 x4

ML Software Support

CUDA Version

🔥 8.0
7.5

Clocks & Performance

Base Clock

1,155
🔥 +27% 1,470

Boost Clock

1,410
🔥 +17% 1,650

Memory Clock

1,593
🔥 +10% 1,750

Power Consumption

TDP/TGP

400 W
🔥 -54% 185 W

Recommended PSU

800 W
🔥 -44% 450 W

Power Connector

None 1x 8-pin

Rendering

Texture Units (TMU)

🔥 +200% 432
144

ROP

No
🔥 36

L2 Cache

🔥 +900% 40 MB
4 MB

Additional

Slots

🔥 SXM Module
Dual-slot

Release Date

Aug. 11, 2022 Feb. 25, 2021

Display Outputs

No outputs
No outputs

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