AMD Radeon HD 7670M vs AMD Radeon HD 8950M

VS

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7670M and 2GB VRAM Radeon HD 8950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7670M 's Advantages

Lower TDP (20W vs 100W)

AMD Radeon HD 8950M 's Advantages

Released 1 years and 3 months late

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (88.00GB/s vs 28.80GB/s)

288 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7670M

0.576 TFLOPS

Radeon HD 8950M +186%

1.651 TFLOPS

Radeon HD 7670M

VS

Radeon HD 8950M

Graphics Card

Feb 2012

Release Date

May 2013

London

Generation

Solar System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

1375 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

88.00GB/s

Render Config

-

SM Count

-

6

Compute Units

12

480

Shading Units

768

24

TMUs

48

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

9.600 GPixel/s

Pixel Rate

17.20 GPixel/s

14.40 GTexel/s

Texture Rate

51.60 GTexel/s

-

FP16 (half)

-

576.0 GFLOPS

FP32 (float)

1.651 TFLOPS

-

FP64 (double)

103.2 GFLOPS

Graphics Processor

Thames

GPU Name

Saturn

Thames XT (216-0833000)

GPU Variant

Saturn XT

TeraScale 2

Architecture

GCN 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.716 billion

Transistors

2.08 billion

104 mm²

Die Size

160 mm²

Board Design

20W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.0

N/A

Vulkan

1.2

-

CUDA

-

5.0

Shader Model

6.3

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