AMD Radeon HD 7970 vs NVIDIA A16 PCIe

VS

AMD Radeon HD 7970

NVIDIA A16 PCIe

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 and 16GB VRAM A16 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 's Advantages

Larger VRAM bandwidth (264.0GB/s vs 231.9GB/s)

768 additional rendering cores

NVIDIA A16 PCIe 's Advantages

Released 9 years and 4 months late

Boost Clock1695MHz

More VRAM (16GB vs 3GB)

Score

Benchmark

FP32 (float)

Radeon HD 7970

3.789 TFLOPS

A16 PCIe +14%

4.339 TFLOPS

Radeon HD 7970

VS

A16 PCIe

Graphics Card

Dec 2011

Release Date

Apr 2021

Southern Islands

Generation

Tesla

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

885 MHz

-

Boost Clock

1695 MHz

1375 MHz

Memory Clock

1812 MHz

Memory

3GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

128bit

264.0GB/s

Bandwidth

231.9GB/s

Render Config

32

Compute Units

-

SM Count

10

2048

Shading Units

1280

128

TMUs

40

32

ROPs

32

-

Tensor Cores

40

-

RT Cores

10

16 KB (per CU)

L1 Cache

128 KB (per SM)

768 KB

L2 Cache

2 MB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

54.24 GPixel/s

118.4 GTexel/s

Texture Rate

67.80 GTexel/s

-

FP16 (half)

4.339 TFLOPS

3.789 TFLOPS

FP32 (float)

4.339 TFLOPS

947.2 GFLOPS

FP64 (double)

135.6 GFLOPS

Board Design

250W

TDP

250W

600 W

Suggested PSU

600 W

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

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

8-pin EPS

Graphics Processor

Tahiti

GPU Name

GA107

Tahiti XT (215-0821060)

GPU Variant

-

GCN 1.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

4.313 billion

Transistors

Unknown

352 mm²

Die Size

Unknown

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

5.1

Shader Model

6.6

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