AMD Radeon HD 7970 X2 vs NVIDIA GeForce GTX 750 GM206

VS

AMD Radeon HD 7970 X2

NVIDIA GeForce GTX 750 GM206

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 X2 and 2GB VRAM GeForce GTX 750 GM206 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 X2 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (264.0GB/s vs 80.19GB/s)

1536 additional rendering cores

NVIDIA GeForce GTX 750 GM206 's Advantages

Released 3 years and 3 months late

Boost Clock1239MHz

Lower TDP (60W vs 500W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 X2 +198%

3.789 TFLOPS

GeForce GTX 750 GM206

1.269 TFLOPS

Radeon HD 7970 X2

VS

GeForce GTX 750 GM206

Graphics Card

Aug 2012

Release Date

Nov 2015

Southern Islands

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1087 MHz

-

Boost Clock

1239 MHz

1375 MHz

Memory Clock

1253 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

264.0GB/s

Bandwidth

80.19GB/s

Render Config

32

Compute Units

-

2048

Shading Units

512

128

TMUs

32

ROPs

32

-

16 KB (per CU)

L1 Cache

48 KB (per SMM)

768 KB

L2 Cache

1024 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

39.65 GPixel/s

118.4 GTexel/s

Texture Rate

39.65 GTexel/s

-

3.789 TFLOPS

FP32 (float)

1269 GFLOPS

947.2 GFLOPS

FP64 (double)

39.65 GFLOPS

Board Design

500W

TDP

60W

900 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x HDMI 2.0

3x 8-pin

Power Connectors

-

Graphics Processor

New Zealand

GPU Name

GM206

-

GCN 1.0

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

4.313 billion

Transistors

2.94 billion

352 mm²

Die Size

228 mm²

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

5.2

5.1

Shader Model

6.4

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