AMD Radeon HD 7970 X2 vs AMD Radeon HD 6290

VS

AMD Radeon HD 7970 X2

AMD Radeon HD 6290

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 X2 and 1024MB VRAM Radeon HD 6290 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 8 months late

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (264.0GB/s vs 12.80GB/s)

1968 additional rendering cores

AMD Radeon HD 6290 's Advantages

Lower TDP (19W vs 500W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 X2 +3543%

3.789 TFLOPS

Radeon HD 6290

0.104 TFLOPS

Radeon HD 7970 X2

VS

Radeon HD 6290

Graphics Card

Aug 2012

Release Date

Dec 2011

Southern Islands

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

800 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

64bit

264.0GB/s

Bandwidth

12.80GB/s

Render Config

32

Compute Units

2

-

2048

Shading Units

80

128

TMUs

8

32

ROPs

4

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

768 KB

L2 Cache

128 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

2.600 GPixel/s

118.4 GTexel/s

Texture Rate

5.200 GTexel/s

-

3.789 TFLOPS

FP32 (float)

104.0 GFLOPS

947.2 GFLOPS

FP64 (double)

-

Board Design

500W

TDP

19W

900 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a

3x 8-pin

Power Connectors

None

Graphics Processor

New Zealand

GPU Name

Cedar

-

GPU Variant

Cedar LE

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

0.292 billion

352 mm²

Die Size

59 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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