AMD Radeon HD 7970 GHz Edition vs NVIDIA GeForce GTX 750 Ti

VS

AMD Radeon HD 7970 GHz Edition

NVIDIA GeForce GTX 750 Ti

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 GHz Edition and 2GB VRAM GeForce GTX 750 Ti 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

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (288.0GB/s vs 86.40GB/s)

1408 additional rendering cores

NVIDIA GeForce GTX 750 Ti 's Advantages

Released 1 years and 8 months late

Boost Clock has increased by 3% (1085MHz vs 1050MHz)

Lower TDP (60W vs 300W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 GHz Edition +209%

4.301 TFLOPS

GeForce GTX 750 Ti

1.389 TFLOPS

Radeon HD 7970 GHz Edition

VS

GeForce GTX 750 Ti

Graphics Card

Jun 2012

Release Date

Feb 2014

Southern Islands

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1000 MHz

Base Clock

1020 MHz

1050 MHz

Boost Clock

1085 MHz

1500 MHz

Memory Clock

1350 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

288.0GB/s

Bandwidth

86.40GB/s

Render Config

32

Compute Units

-

2048

Shading Units

640

128

TMUs

40

32

ROPs

16

-

16 KB (per CU)

L1 Cache

64 KB (per SMM)

768 KB

L2 Cache

2 MB

-

Theoretical Performance

33.60 GPixel/s

Pixel Rate

17.36 GPixel/s

134.4 GTexel/s

Texture Rate

43.40 GTexel/s

-

4.301 TFLOPS

FP32 (float)

1389 GFLOPS

1075 GFLOPS

FP64 (double)

43.40 GFLOPS

Board Design

300W

TDP

60W

700 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x mini-HDMI 2.0

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Tahiti

GPU Name

GM107

Tahiti XT2 (215-0821065)

GPU Variant

GM107-400-A2

GCN 1.0

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

4.313 billion

Transistors

1.87 billion

352 mm²

Die Size

148 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

5.0

5.1

Shader Model

5.1

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