AMD Radeon HD 6950M vs AMD Radeon RX 550 Mobile

VS

AMD Radeon HD 6950M AMD Radeon RX 550 Mobile

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6950M and 2GB VRAM Radeon RX 550 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6950M 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 96.00GB/s)

320 additional rendering cores

AMD Radeon RX 550 Mobile 's Advantages

Released 6 years and 6 months late

Boost Clock1287MHz

More VRAM (2GB vs 1GB)

Score

Benchmark

FP32 (float)

Radeon HD 6950M

1.114 TFLOPS

Radeon RX 550 Mobile +47%

1.647 TFLOPS

Radeon HD 6950M

VS

Radeon RX 550 Mobile

Graphics Card

Jan 2011

Release Date

Jul 2017

Vancouver

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1100 MHz

-

Boost Clock

1287 MHz

900 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

96.00GB/s

Render Config

-

SM Count

-

12

Compute Units

10

960

Shading Units

640

48

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

Theoretical Performance

18.56 GPixel/s

Pixel Rate

20.59 GPixel/s

27.84 GTexel/s

Texture Rate

51.48 GTexel/s

-

FP16 (half)

1.647 TFLOPS

1114 GFLOPS

FP32 (float)

1.647 TFLOPS

-

FP64 (double)

103.0 GFLOPS

Graphics Processor

Blackcomb

GPU Name

Lexa

Blackcomb PRO

GPU Variant

Lexa PRO (215-0904018)

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

1.7 billion

Transistors

2.2 billion

212 mm²

Die Size

103 mm²

Board Design

50W

TDP

50W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

CUDA

-

5.0

Shader Model

6.4

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