AMD Radeon HD 8950M vs AMD Radeon RX 6800M

VS

AMD Radeon HD 8950M

AMD Radeon RX 6800M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8950M and 12GB VRAM Radeon RX 6800M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8950M 's Advantages

Lower TDP (100W vs 145W)

AMD Radeon RX 6800M 's Advantages

Released 8 years late

Boost Clock2390MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (384.0GB/s vs 88.00GB/s)

1792 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8950M

1.651 TFLOPS

Radeon RX 6800M +641%

12.24 TFLOPS

Radeon HD 8950M

VS

Radeon RX 6800M

Graphics Card

May 2013

Release Date

May 2021

Solar System

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2116 MHz

-

Boost Clock

2390 MHz

1375 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

192bit

88.00GB/s

Bandwidth

384.0GB/s

Render Config

12

Compute Units

40

-

768

Shading Units

2560

48

TMUs

160

16

ROPs

64

-

RT Cores

40

16 KB (per CU)

L1 Cache

128 KB per Array

256 KB

L2 Cache

3 MB

-

L3 Cache

96 MB

Theoretical Performance

17.20 GPixel/s

Pixel Rate

153.0 GPixel/s

51.60 GTexel/s

Texture Rate

382.4 GTexel/s

-

FP16 (half)

24.47 TFLOPS

1.651 TFLOPS

FP32 (float)

12.24 TFLOPS

103.2 GFLOPS

FP64 (double)

764.8 GFLOPS

Board Design

100W

TDP

145W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Saturn

GPU Name

Navi 22

Saturn XT

GPU Variant

Navi 22 XTM

GCN 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

2.08 billion

Transistors

17.2 billion

160 mm²

Die Size

335 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.3

-

6.3

Shader Model

6.5

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