AMD Radeon HD 8950M vs NVIDIA GeForce GTX 670M

VS

AMD Radeon HD 8950M

NVIDIA GeForce GTX 670M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8950M 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 8950M 's Advantages

Released 1 years and 2 months late

More VRAM (2GB vs 1536GB)

Larger VRAM bandwidth (88.00GB/s vs 72.00GB/s)

432 additional rendering cores

NVIDIA GeForce GTX 670M 's Advantages

Lower TDP (75W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 8950M +105%

1.651 TFLOPS

GeForce GTX 670M

0.804 TFLOPS

Radeon HD 8950M

VS

GeForce GTX 670M

Graphics Card

May 2013

Release Date

Mar 2012

Solar System

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

1375 MHz

Memory Clock

750 MHz

Memory

2GB

Memory Size

1536MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

192bit

88.00GB/s

Bandwidth

72.00GB/s

Render Config

12

Compute Units

-

SM Count

7

768

Shading Units

336

48

TMUs

56

16

ROPs

24

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

384 KB

-

Theoretical Performance

17.20 GPixel/s

Pixel Rate

8.372 GPixel/s

51.60 GTexel/s

Texture Rate

33.49 GTexel/s

-

1.651 TFLOPS

FP32 (float)

803.7 GFLOPS

103.2 GFLOPS

FP64 (double)

66.98 GFLOPS

Board Design

100W

TDP

75W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Saturn

GPU Name

GF114

Saturn XT

GPU Variant

N13E-GS1-LP-A1

GCN 2.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.08 billion

Transistors

1.95 billion

160 mm²

Die Size

332 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.0

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

6.3

Shader Model

5.1

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