AMD Radeon RX 6650M XT vs ATI Mobility Radeon HD 4850 X2

VS

AMD Radeon RX 6650M XT ATI Mobility Radeon HD 4850 X2

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6650M XT 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 6650M XT 's Advantages

Released 13 years late

Boost Clock2416MHz

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (256.0GB/s vs 89.60GB/s)

1248 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6650M XT +1137%

9.896 TFLOPS

Mobility Radeon HD 4850 X2

0.8 TFLOPS

Radeon RX 6650M XT

VS

Mobility Radeon HD 4850 X2

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

2068 MHz

Base Clock

-

2416 MHz

Boost Clock

-

2000 MHz

Memory Clock

700 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

256.0GB/s

Bandwidth

89.60GB/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

154.6 GPixel/s

Pixel Rate

8.000 GPixel/s

309.2 GTexel/s

Texture Rate

20.00 GTexel/s

19.79 TFLOPS

FP16 (half)

-

9.896 TFLOPS

FP32 (float)

800.0 GFLOPS

618.5 GFLOPS

FP64 (double)

160.0 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

120W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

-

6.5

Shader Model

4.1

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