AMD Radeon HD 7970 GHz Edition vs NVIDIA TITAN X Pascal

VS

AMD Radeon HD 7970 GHz Edition NVIDIA TITAN X Pascal

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 GHz Edition and 12GB VRAM TITAN X Pascal to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA TITAN X Pascal 's Advantages

Released 4 years and 2 months late

Boost Clock has increased by 46% (1531MHz vs 1050MHz)

More VRAM (12GB vs 3GB)

Larger VRAM bandwidth (480.4GB/s vs 288.0GB/s)

1536 additional rendering cores

Lower TDP (250W vs 300W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 GHz Edition

4.301 TFLOPS

TITAN X Pascal +155%

10.97 TFLOPS

Radeon HD 7970 GHz Edition

VS

TITAN X Pascal

Graphics Card

Jun 2012

Release Date

Aug 2016

Southern Islands

Generation

GeForce 10

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1000 MHz

Base Clock

1417 MHz

1050 MHz

Boost Clock

1531 MHz

1500 MHz

Memory Clock

1251 MHz

Memory

3GB

Memory Size

12GB

GDDR5

Memory Type

GDDR5X

384bit

Memory Bus

384bit

288.0GB/s

Bandwidth

480.4GB/s

Render Config

-

SM Count

28

32

Compute Units

-

2048

Shading Units

3584

128

TMUs

224

32

ROPs

96

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

48 KB (per SM)

768 KB

L2 Cache

3 MB

Theoretical Performance

33.60 GPixel/s

Pixel Rate

147.0 GPixel/s

134.4 GTexel/s

Texture Rate

342.9 GTexel/s

-

FP16 (half)

171.5 GFLOPS

4.301 TFLOPS

FP32 (float)

10.97 TFLOPS

1075 GFLOPS

FP64 (double)

342.9 GFLOPS

Graphics Processor

Tahiti

GPU Name

GP102

Tahiti XT2 (215-0821065)

GPU Variant

GP102-400-A1

GCN 1.0

Architecture

Pascal

TSMC

Foundry

TSMC

28 nm

Process Size

16 nm

4.313 billion

Transistors

11.8 billion

352 mm²

Die Size

471 mm²

Board Design

300W

TDP

250W

700 W

Suggested PSU

600 W

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

Outputs

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

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

6.1

5.1

Shader Model

6.4

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