AMD Radeon HD 6850M vs AMD Radeon HD 7690M XT Rebrand

VS

AMD Radeon HD 6850M AMD Radeon HD 7690M XT Rebrand

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6850M and 1024MB VRAM Radeon HD 7690M XT Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6850M 's Advantages

320 additional rendering cores

AMD Radeon HD 7690M XT Rebrand 's Advantages

Released 1 years late

Larger VRAM bandwidth (51.20GB/s vs 25.60GB/s)

Lower TDP (25W vs 50W)

Score

Benchmark

FP32 (float)

Radeon HD 6850M +55%

1.08 TFLOPS

Radeon HD 7690M XT Rebrand

0.696 TFLOPS

Radeon HD 6850M

VS

Radeon HD 7690M XT Rebrand

Graphics Card

Jan 2011

Release Date

Jan 2012

Vancouver

Generation

London

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

800 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

25.60GB/s

Bandwidth

51.20GB/s

Render Config

-

SM Count

-

10

Compute Units

6

800

Shading Units

480

40

TMUs

24

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

10.80 GPixel/s

Pixel Rate

5.800 GPixel/s

27.00 GTexel/s

Texture Rate

17.40 GTexel/s

-

FP16 (half)

-

1080 GFLOPS

FP32 (float)

696.0 GFLOPS

-

FP64 (double)

-

Graphics Processor

Granville

GPU Name

Whistler

Granville PRO

GPU Variant

Whistler XTX

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.04 billion

Transistors

0.716 billion

166 mm²

Die Size

104 mm²

Board Design

50W

TDP

25W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

5.0

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