AMD Radeon RX 6800S vs ATI Mobility Radeon HD 4850

VS

AMD Radeon RX 6800S ATI Mobility Radeon HD 4850

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6800S and 1024MB VRAM Mobility Radeon HD 4850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800S 's Advantages

Released 13 years late

Boost Clock2100MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (256.0GB/s vs 54.40GB/s)

1248 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6800S +969%

8.602 TFLOPS

Mobility Radeon HD 4850

0.804 TFLOPS

Radeon RX 6800S

VS

Mobility Radeon HD 4850

Graphics Card

Jan 2022

Release Date

Jan 2009

Mobility Radeon

Generation

M9x

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1800 MHz

Base Clock

-

2100 MHz

Boost Clock

-

2000 MHz

Memory Clock

850 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR3

128bit

Memory Bus

256bit

256.0GB/s

Bandwidth

54.40GB/s

Render Config

-

SM Count

-

32

Compute Units

10

2048

Shading Units

800

128

TMUs

40

64

ROPs

16

-

Tensor Cores

-

32

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

Theoretical Performance

134.4 GPixel/s

Pixel Rate

8.048 GPixel/s

268.8 GTexel/s

Texture Rate

20.12 GTexel/s

17.20 TFLOPS

FP16 (half)

-

8.602 TFLOPS

FP32 (float)

804.8 GFLOPS

537.6 GFLOPS

FP64 (double)

161.0 GFLOPS

Graphics Processor

Navi 23

GPU Name

M98

-

GPU Variant

M98 L2 (216-0732019)

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

55 nm

11.06 billion

Transistors

0.956 billion

237 mm²

Die Size

256 mm²

Board Design

100W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

-

6.5

Shader Model

4.1

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