AMD Radeon RX 6850M XT vs AMD Radeon HD 8790M

VS

AMD Radeon RX 6850M XT AMD Radeon HD 8790M

We compared two Mobile platform GPUs: 12GB VRAM Radeon RX 6850M XT and 2GB VRAM Radeon HD 8790M 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 8 years and 9 months late

Boost Clock has increased by 187% (2581MHz vs 900MHz)

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (384.0GB/s vs 64.00GB/s)

2176 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6850M XT +1811%

13.21 TFLOPS

Radeon HD 8790M

0.691 TFLOPS

Radeon RX 6850M XT

VS

Radeon HD 8790M

Graphics Card

Jan 2022

Release Date

Apr 2013

Mobility Radeon

Generation

Solar System

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

2321 MHz

Base Clock

850 MHz

2581 MHz

Boost Clock

900 MHz

2000 MHz

Memory Clock

1000 MHz

Memory

12GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

128bit

384.0GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

-

40

Compute Units

6

2560

Shading Units

384

160

TMUs

24

64

ROPs

8

-

Tensor Cores

-

40

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

3 MB

L2 Cache

256 KB

Theoretical Performance

165.2 GPixel/s

Pixel Rate

7.200 GPixel/s

413.0 GTexel/s

Texture Rate

21.60 GTexel/s

26.43 TFLOPS

FP16 (half)

-

13.21 TFLOPS

FP32 (float)

691.2 GFLOPS

825.9 GFLOPS

FP64 (double)

43.20 GFLOPS

Graphics Processor

Navi 22

GPU Name

Mars

Navi 22 XTM

GPU Variant

Mars M2 XTX (216-0842036)

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

17.2 billion

Transistors

0.95 billion

335 mm²

Die Size

77 mm²

Board Design

165W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1 (1.2)

1.3

Vulkan

1.2.170

-

CUDA

-

6.5

Shader Model

6.5 (5.1)

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