AMD Radeon RX 6800S vs ATI Mobility Radeon HD 2600 XT Mac Edition

VS

AMD Radeon RX 6800S

ATI Mobility Radeon HD 2600 XT Mac Edition

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6800S and 256MB VRAM Mobility Radeon HD 2600 XT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800S 's Advantages

Released 14 years and 6 months late

Boost Clock2100MHz

More VRAM (8GB vs 256GB)

Larger VRAM bandwidth (256.0GB/s vs 21.92GB/s)

1928 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6800S +5873%

8.602 TFLOPS

Mobility Radeon HD 2600 XT Mac Edition

0.144 TFLOPS

Radeon RX 6800S

VS

Mobility Radeon HD 2600 XT Mac Edition

Graphics Card

Jan 2022

Release Date

Jul 2007

Mobility Radeon

Generation

M7x

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

MXM-II

Clock Speeds

1800 MHz

Base Clock

-

2100 MHz

Boost Clock

-

2000 MHz

Memory Clock

685 MHz

Memory

8GB

Memory Size

256MB

GDDR6

Memory Type

GDDR3

128bit

Memory Bus

128bit

256.0GB/s

Bandwidth

21.92GB/s

Render Config

32

Compute Units

3

-

2048

Shading Units

120

128

TMUs

8

64

ROPs

4

-

32

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

64 KB

32 MB

L3 Cache

-

Theoretical Performance

134.4 GPixel/s

Pixel Rate

2.400 GPixel/s

268.8 GTexel/s

Texture Rate

4.800 GTexel/s

17.20 TFLOPS

FP16 (half)

-

8.602 TFLOPS

FP32 (float)

144.0 GFLOPS

537.6 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Navi 23

GPU Name

M76

-

GPU Variant

M76 XT-M (216XJBKA13FG)

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

65 nm

11.06 billion

Transistors

0.39 billion

237 mm²

Die Size

153 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

6.5

Shader Model

4.0

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