NVIDIA A2 vs AMD Radeon HD 7950

VS

NVIDIA A2

AMD Radeon HD 7950

We compared two Desktop platform GPUs: 16GB VRAM A2 and 3GB VRAM Radeon HD 7950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A2 's Advantages

Released 9 years and 10 months late

Boost Clock1770MHz

More VRAM (16GB vs 3GB)

Lower TDP (60W vs 200W)

AMD Radeon HD 7950 's Advantages

Larger VRAM bandwidth (240.0GB/s vs 200.1GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

A2 +58%

4.531 TFLOPS

Radeon HD 7950

2.867 TFLOPS

A2

VS

Radeon HD 7950

Graphics Card

Nov 2021

Release Date

Jan 2012

Quadro

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1440 MHz

Base Clock

-

1770 MHz

Boost Clock

-

1563 MHz

Memory Clock

1250 MHz

Memory

16GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

384bit

200.1GB/s

Bandwidth

240.0GB/s

Render Config

-

Compute Units

28

10

SM Count

-

1280

Shading Units

1792

40

TMUs

112

32

ROPs

32

40

Tensor Cores

-

10

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

768 KB

-

Theoretical Performance

56.64 GPixel/s

Pixel Rate

25.60 GPixel/s

70.80 GTexel/s

Texture Rate

89.60 GTexel/s

4.531 TFLOPS

FP16 (half)

-

4.531 TFLOPS

FP32 (float)

2.867 TFLOPS

70.80 GFLOPS

FP64 (double)

716.8 GFLOPS

Board Design

60W

TDP

200W

250 W

Suggested PSU

550 W

No outputs

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

None

Power Connectors

2x 6-pin

Graphics Processor

GA107

GPU Name

Tahiti

-

GPU Variant

Tahiti PRO (215-0821056)

Ampere

Architecture

GCN 1.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

Unknown

Transistors

4.313 billion

Unknown

Die Size

352 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

8.6

CUDA

-

6.6

Shader Model

5.1

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