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

VS

AMD Radeon RX 6850M XT

AMD Radeon HD 6850M

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

Main Differences

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 25.60GB/s)

1760 additional rendering cores

AMD Radeon HD 6850M 's Advantages

Lower TDP (50W vs 165W)

Score

Benchmark

FP32 (float)

Radeon RX 6850M XT +1123%

13.21 TFLOPS

Radeon HD 6850M

1.08 TFLOPS

Radeon RX 6850M XT

VS

Radeon HD 6850M

Graphics Card

Jan 2022

Release Date

Jan 2011

Mobility Radeon

Generation

Vancouver

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2321 MHz

Base Clock

-

2581 MHz

Boost Clock

-

2000 MHz

Memory Clock

800 MHz

Memory

12GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR3

192bit

Memory Bus

128bit

384.0GB/s

Bandwidth

25.60GB/s

Render Config

40

Compute Units

10

-

2560

Shading Units

800

160

TMUs

40

64

ROPs

16

-

40

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

3 MB

L2 Cache

256 KB

96 MB

L3 Cache

-

Theoretical Performance

165.2 GPixel/s

Pixel Rate

10.80 GPixel/s

413.0 GTexel/s

Texture Rate

27.00 GTexel/s

26.43 TFLOPS

FP16 (half)

-

13.21 TFLOPS

FP32 (float)

1080 GFLOPS

825.9 GFLOPS

FP64 (double)

-

Board Design

165W

TDP

50W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 22

GPU Name

Granville

Navi 22 XTM

GPU Variant

Granville PRO

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

17.2 billion

Transistors

1.04 billion

335 mm²

Die Size

166 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

6.5

Shader Model

5.0

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