AMD Radeon HD 6990M Rebrand vs NVIDIA GeForce GTX 670M

VS

AMD Radeon HD 6990M Rebrand

NVIDIA GeForce GTX 670M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6990M Rebrand and 1536MB VRAM GeForce GTX 670M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990M Rebrand 's Advantages

464 additional rendering cores

NVIDIA GeForce GTX 670M 's Advantages

Released 8 months late

More VRAM (1536GB vs 1024GB)

Larger VRAM bandwidth (72.00GB/s vs 70.40GB/s)

Lower TDP (75W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 6990M Rebrand +59%

1.28 TFLOPS

GeForce GTX 670M

0.804 TFLOPS

Radeon HD 6990M Rebrand

VS

GeForce GTX 670M

Graphics Card

Jul 2011

Release Date

Mar 2012

Vancouver

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

-

1100 MHz

Memory Clock

750 MHz

Memory

1024MB

Memory Size

1536MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

192bit

70.40GB/s

Bandwidth

72.00GB/s

Render Config

14

Compute Units

-

SM Count

7

800

Shading Units

336

40

TMUs

56

16

ROPs

24

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

384 KB

-

Theoretical Performance

12.80 GPixel/s

Pixel Rate

8.372 GPixel/s

32.00 GTexel/s

Texture Rate

33.49 GTexel/s

-

1280 GFLOPS

FP32 (float)

803.7 GFLOPS

-

FP64 (double)

66.98 GFLOPS

Board Design

100W

TDP

75W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Broadway

GPU Name

GF114

Broadway XTX

GPU Variant

N13E-GS1-LP-A1

TeraScale 2

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.04 billion

Transistors

1.95 billion

166 mm²

Die Size

332 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

5.0

Shader Model

5.1

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