AMD Radeon HD 6950M vs AMD Radeon RX 6850M XT

VS

AMD Radeon HD 6950M

AMD Radeon RX 6850M XT

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6950M and 12GB VRAM Radeon RX 6850M XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6950M 's Advantages

Lower TDP (50W vs 165W)

AMD Radeon RX 6850M XT 's Advantages

Released 11 years late

Boost Clock2581MHz

More VRAM (12GB vs 1024GB)

Larger VRAM bandwidth (384.0GB/s vs 115.2GB/s)

1600 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6950M

1.114 TFLOPS

Radeon RX 6850M XT +1085%

13.21 TFLOPS

Radeon HD 6950M

VS

Radeon RX 6850M XT

Graphics Card

Jan 2011

Release Date

Jan 2022

Vancouver

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2321 MHz

-

Boost Clock

2581 MHz

900 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

192bit

115.2GB/s

Bandwidth

384.0GB/s

Render Config

12

Compute Units

40

-

960

Shading Units

2560

48

TMUs

160

32

ROPs

64

-

RT Cores

40

8 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

3 MB

-

L3 Cache

96 MB

Theoretical Performance

18.56 GPixel/s

Pixel Rate

165.2 GPixel/s

27.84 GTexel/s

Texture Rate

413.0 GTexel/s

-

FP16 (half)

26.43 TFLOPS

1114 GFLOPS

FP32 (float)

13.21 TFLOPS

-

FP64 (double)

825.9 GFLOPS

Board Design

50W

TDP

165W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Blackcomb

GPU Name

Navi 22

Blackcomb PRO

GPU Variant

Navi 22 XTM

TeraScale 2

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

1.7 billion

Transistors

17.2 billion

212 mm²

Die Size

335 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

5.0

Shader Model

6.5

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