AMD Radeon HD 7970 GHz Edition vs NVIDIA T400 4 GB

VS

AMD Radeon HD 7970 GHz Edition NVIDIA T400 4 GB

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 GHz Edition and 4GB VRAM T400 4 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 GHz Edition 's Advantages

Larger VRAM bandwidth (288.0GB/s vs 80.00GB/s)

1664 additional rendering cores

NVIDIA T400 4 GB 's Advantages

Released 8 years and 11 months late

Boost Clock has increased by 36% (1425MHz vs 1050MHz)

More VRAM (4GB vs 3GB)

Lower TDP (30W vs 300W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 GHz Edition +293%

4.301 TFLOPS

T400 4 GB

1.094 TFLOPS

Radeon HD 7970 GHz Edition

VS

T400 4 GB

Graphics Card

Jun 2012

Release Date

May 2021

Southern Islands

Generation

Quadro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1000 MHz

Base Clock

420 MHz

1050 MHz

Boost Clock

1425 MHz

1500 MHz

Memory Clock

1250 MHz

Memory

3GB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

64bit

288.0GB/s

Bandwidth

80.00GB/s

Render Config

-

SM Count

6

32

Compute Units

-

2048

Shading Units

384

128

TMUs

24

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

768 KB

L2 Cache

1024 KB

Theoretical Performance

33.60 GPixel/s

Pixel Rate

22.80 GPixel/s

134.4 GTexel/s

Texture Rate

34.20 GTexel/s

-

FP16 (half)

2.189 TFLOPS

4.301 TFLOPS

FP32 (float)

1094 GFLOPS

1075 GFLOPS

FP64 (double)

34.20 GFLOPS

Graphics Processor

Tahiti

GPU Name

TU117

Tahiti XT2 (215-0821065)

GPU Variant

-

GCN 1.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

4.313 billion

Transistors

4.7 billion

352 mm²

Die Size

200 mm²

Board Design

300W

TDP

30W

700 W

Suggested PSU

200 W

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

Outputs

3x mini-DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

7.5

5.1

Shader Model

6.6

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