AMD Radeon HD 6990M Rebrand vs AMD Radeon R7 M370

VS

AMD Radeon HD 6990M Rebrand

AMD Radeon R7 M370

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6990M Rebrand and 2GB VRAM Radeon R7 M370 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990M Rebrand 's Advantages

Larger VRAM bandwidth (70.40GB/s vs 57.60GB/s)

416 additional rendering cores

AMD Radeon R7 M370 's Advantages

Released 3 years and 10 months late

Boost Clock960MHz

More VRAM (2GB vs 1024GB)

Score

Benchmark

FP32 (float)

Radeon HD 6990M Rebrand +73%

1.28 TFLOPS

Radeon R7 M370

0.737 TFLOPS

Radeon HD 6990M Rebrand

VS

Radeon R7 M370

Graphics Card

Jul 2011

Release Date

May 2015

Vancouver

Generation

Gem System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

875 MHz

-

Boost Clock

960 MHz

1100 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

70.40GB/s

Bandwidth

57.60GB/s

Render Config

14

Compute Units

6

-

800

Shading Units

384

40

TMUs

24

16

ROPs

8

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

12.80 GPixel/s

Pixel Rate

7.680 GPixel/s

32.00 GTexel/s

Texture Rate

23.04 GTexel/s

-

1280 GFLOPS

FP32 (float)

737.3 GFLOPS

-

FP64 (double)

46.08 GFLOPS

Board Design

100W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Broadway

GPU Name

Litho

Broadway XTX

GPU Variant

Litho XT (216-0868010)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.04 billion

Transistors

0.95 billion

166 mm²

Die Size

77 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

-

5.0

Shader Model

6.5 (5.1)

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