ATI Mobility Radeon HD 4850 vs AMD Radeon RX 7900M

VS

ATI Mobility Radeon HD 4850 AMD Radeon RX 7900M

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 4850 and 16GB VRAM Radeon RX 7900M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900M 's Advantages

Released 14 years and 9 months late

Boost Clock2090MHz

More VRAM (16GB vs 1GB)

Larger VRAM bandwidth (576.0GB/s vs 54.40GB/s)

3808 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4850

0.804 TFLOPS

Radeon RX 7900M +4691%

38.52 TFLOPS

Mobility Radeon HD 4850

VS

Radeon RX 7900M

Graphics Card

Jan 2009

Release Date

Oct 2023

M9x

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1825 MHz

-

Boost Clock

2090 MHz

850 MHz

Memory Clock

2250 MHz

Memory

1024MB

Memory Size

16GB

GDDR3

Memory Type

GDDR6

256bit

Memory Bus

256bit

54.40GB/s

Bandwidth

576.0GB/s

Render Config

-

SM Count

-

10

Compute Units

72

800

Shading Units

4608

40

TMUs

288

16

ROPs

192

-

Tensor Cores

-

RT Cores

72

16 KB (per CU)

L1 Cache

256 KB per Array

256 KB

L2 Cache

6 MB

Theoretical Performance

8.048 GPixel/s

Pixel Rate

401.3 GPixel/s

20.12 GTexel/s

Texture Rate

601.9 GTexel/s

-

FP16 (half)

77.05 TFLOPS

804.8 GFLOPS

FP32 (float)

38.52 TFLOPS

161.0 GFLOPS

FP64 (double)

1204 GFLOPS

Graphics Processor

M98

GPU Name

Navi 31

M98 L2 (216-0732019)

GPU Variant

Navi 31

TeraScale

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

55 nm

Process Size

5 nm

0.956 billion

Transistors

57.7 billion

256 mm²

Die Size

529 mm²

Board Design

Unknown

TDP

180W

-

Suggested PSU

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

1.1

OpenCL

2.2

N/A

Vulkan

1.3

-

CUDA

-

4.1

Shader Model

6.7

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