AMD Radeon HD 6490 vs NVIDIA A800 SXM4 80 GB

Comparison of AMD Radeon HD 6490 with 1 GB DDR2 and 320 cores vs NVIDIA A800 SXM4 80 GB with 80 GB HBM2e and 6,912 cores.

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Performance Rating

NVIDIA A800 SXM4 80 GB outperforms AMD Radeon HD 6490 by 49.83% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

AMD Radeon HD 6490

17.3

AMD Radeon HD 6490

17.3
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

NVIDIA A800 SXM4 80 GB

25.9

NVIDIA A800 SXM4 80 GB

25.9

Contents:

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

Memory

Memory Size

1 ГБ
🔥 +7,900% 80 ГБ

Memory Type

DDR2 HBM2e

Memory Bandwidth

16.00 GB/s
🔥 2.04 TB/s

Memory Bus Width

128 бит 5,120 бит

ML Performance

FP16 (Half Precision)

No
🔥 77.97 TFLOPS

BF16 (Brain Float)

No
🔥 311.84 TFLOPS

TF32 (TensorFloat)

No
🔥 155.92

Compute Power

FP32 (Single Precision)

352.0 TFLOPS
🔥 19.49 TFLOPS

FP64 (Double Precision)

No
🔥 9.746 TFLOPS

CUDA Cores

320
🔥 +2,060% 6,912

RT Cores

No No

Architecture & Compatibility

GPU Architecture

TeraScale 2 Ampere

SM (Streaming Multiprocessor)

No
🔥 108

PCIe Version

PCIe 2.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

No 8.0

Clocks & Performance

Base Clock

No
🔥 1,155

Boost Clock

No
🔥 1,410

Memory Clock

500
🔥 +219% 1,593

Power Consumption

TDP/TGP

🔥 -90% 39 W
400 W

Recommended PSU

🔥 -75% 200 W
800 W

Power Connector

None None

Rendering

Texture Units (TMU)

16
🔥 +2,600% 432

ROP

No No

L2 Cache

256 KB
🔥 40 MB

Additional

Slots

Single-slot
🔥 SXM Module

Release Date

July 4, 2011 Aug. 11, 2022

Display Outputs

1x DVI
1x HDMI 1.3a
1x VGA
No outputs

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