AMD Radeon HD 7970 X2 vs NVIDIA GeForce GTX 460 v2

VS

AMD Radeon HD 7970 X2

NVIDIA GeForce GTX 460 v2

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 X2 and 1024MB VRAM GeForce GTX 460 v2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 X2 's Advantages

Released 11 months late

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (264.0GB/s vs 96.19GB/s)

1712 additional rendering cores

NVIDIA GeForce GTX 460 v2 's Advantages

Lower TDP (160W vs 500W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 X2 +262%

3.789 TFLOPS

GeForce GTX 460 v2

1.046 TFLOPS

Radeon HD 7970 X2

VS

GeForce GTX 460 v2

Graphics Card

Aug 2012

Release Date

Sep 2011

Southern Islands

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

1002 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

192bit

264.0GB/s

Bandwidth

96.19GB/s

Render Config

32

Compute Units

-

SM Count

7

2048

Shading Units

336

128

TMUs

56

32

ROPs

24

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

768 KB

L2 Cache

384 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

10.91 GPixel/s

118.4 GTexel/s

Texture Rate

43.62 GTexel/s

-

3.789 TFLOPS

FP32 (float)

1046 GFLOPS

947.2 GFLOPS

FP64 (double)

87.19 GFLOPS

Board Design

500W

TDP

160W

900 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x mini-HDMI 1.3a

3x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

New Zealand

GPU Name

GF114

-

GPU Variant

GF114-400-A1

GCN 1.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

1.95 billion

352 mm²

Die Size

332 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

5.1

Shader Model

5.1

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