AMD Radeon RX 6450M vs ATI Mobility Radeon HD 4850 X2

VS

AMD Radeon RX 6450M ATI Mobility Radeon HD 4850 X2

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6450M and 1024MB VRAM Mobility Radeon HD 4850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6450M 's Advantages

Released 14 years late

Boost Clock2460MHz

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (128.0GB/s vs 89.60GB/s)

ATI Mobility Radeon HD 4850 X2 's Advantages

32 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6450M +372%

3.779 TFLOPS

Mobility Radeon HD 4850 X2

0.8 TFLOPS

Radeon RX 6450M

VS

Mobility Radeon HD 4850 X2

Graphics Card

Jan 2023

Release Date

Jan 2009

Navi Mobile

Generation

M9x

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

PCIe 2.0 x16

Clock Speeds

2000 MHz

Base Clock

-

2460 MHz

Boost Clock

-

2000 MHz

Memory Clock

700 MHz

Memory

4GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

256bit

128.0GB/s

Bandwidth

89.60GB/s

Render Config

-

SM Count

-

12

Compute Units

10

768

Shading Units

800

48

TMUs

40

32

ROPs

16

-

Tensor Cores

-

12

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

Theoretical Performance

78.72 GPixel/s

Pixel Rate

8.000 GPixel/s

118.1 GTexel/s

Texture Rate

20.00 GTexel/s

7.557 TFLOPS

FP16 (half)

-

3.779 TFLOPS

FP32 (float)

800.0 GFLOPS

236.2 GFLOPS

FP64 (double)

160.0 GFLOPS

Graphics Processor

Navi 24

GPU Name

M98

Navi 24 XML

GPU Variant

M98 L2 (216-0732019)

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

6 nm

Process Size

55 nm

5.4 billion

Transistors

0.956 billion

107 mm²

Die Size

256 mm²

Board Design

50W

TDP

Unknown

-

Suggested PSU

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.2

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

-

6.7

Shader Model

4.1

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