AMD Radeon HD 7950 Monica BIOS 1 vs AMD Radeon HD 6970

VS

AMD Radeon HD 7950 Monica BIOS 1

AMD Radeon HD 6970

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7950 Monica BIOS 1 and 2GB VRAM Radeon HD 6970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950 Monica BIOS 1 's Advantages

Released 1 years and 1 months late

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (240.0GB/s vs 176.0GB/s)

Lower TDP (185W vs 250W)

Score

Benchmark

FP32 (float)

Radeon HD 7950 Monica BIOS 1 +5%

2.842 TFLOPS

Radeon HD 6970

2.703 TFLOPS

Radeon HD 7950 Monica BIOS 1

VS

Radeon HD 6970

Graphics Card

Jan 2012

Release Date

Dec 2010

Southern Islands

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

1375 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

240.0GB/s

Bandwidth

176.0GB/s

Render Config

24

Compute Units

24

-

1536

Shading Units

1536

96

TMUs

96

32

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

768 KB

L2 Cache

512 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

28.16 GPixel/s

88.80 GTexel/s

Texture Rate

84.48 GTexel/s

-

2.842 TFLOPS

FP32 (float)

2.703 TFLOPS

710.4 GFLOPS

FP64 (double)

675.8 GFLOPS

Board Design

185W

TDP

250W

450 W

Suggested PSU

600 W

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

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Tahiti

GPU Name

Cayman

Tahiti PRO (215-0821056)

GPU Variant

Cayman XT (215-0807007)

GCN 1.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

2.64 billion

352 mm²

Die Size

389 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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