AMD Radeon HD 6970M Rebrand vs NVIDIA GeForce 845M

VS

AMD Radeon HD 6970M Rebrand

NVIDIA GeForce 845M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6970M Rebrand and 2GB VRAM GeForce 845M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970M Rebrand 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 40.10GB/s)

416 additional rendering cores

NVIDIA GeForce 845M 's Advantages

Released 4 years and 7 months late

Boost Clock1176MHz

More VRAM (2GB vs 1024GB)

Lower TDP (33W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 6970M Rebrand +41%

1.28 TFLOPS

GeForce 845M

0.903 TFLOPS

Radeon HD 6970M Rebrand

VS

GeForce 845M

Graphics Card

Jan 2011

Release Date

Aug 2015

Vancouver

Generation

GeForce 800M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1071 MHz

-

Boost Clock

1176 MHz

1000 MHz

Memory Clock

1253 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

64.00GB/s

Bandwidth

40.10GB/s

Render Config

10

Compute Units

-

800

Shading Units

384

40

TMUs

32

16

ROPs

16

-

8 KB (per CU)

L1 Cache

64 KB (per SMM)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

12.80 GPixel/s

Pixel Rate

18.82 GPixel/s

32.00 GTexel/s

Texture Rate

37.63 GTexel/s

-

1280 GFLOPS

FP32 (float)

903.2 GFLOPS

-

FP64 (double)

28.22 GFLOPS

Board Design

75W

TDP

33W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Broadway

GPU Name

GM108

Broadway XT

GPU Variant

-

TeraScale 2

Architecture

Maxwell

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.04 billion

Transistors

Unknown

166 mm²

Die Size

Unknown

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

5.0

Shader Model

5.1

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