AMD Radeon RX 7950 XTX vs ATI Radeon HD 4650

VS

AMD Radeon RX 7950 XTX

ATI Radeon HD 4650

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7950 XTX and 256MB VRAM Radeon HD 4650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7950 XTX 's Advantages

Boost Clock3300MHz

More VRAM (24GB vs 256GB)

Larger VRAM bandwidth (960.0GB/s vs 22.40GB/s)

5824 additional rendering cores

ATI Radeon HD 4650 's Advantages

Lower TDP (48W vs 355W)

Score

Benchmark

FP32 (float)

Radeon RX 7950 XTX +21019%

81.1 TFLOPS

Radeon HD 4650

0.384 TFLOPS

Radeon RX 7950 XTX

VS

Radeon HD 4650

Graphics Card

Unknown

Release Date

Sep 2008

Navi III

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2200 MHz

Base Clock

-

3300 MHz

Boost Clock

-

2500 MHz

Memory Clock

700 MHz

Memory

24GB

Memory Size

256MB

GDDR6

Memory Type

GDDR3

384bit

Memory Bus

128bit

960.0GB/s

Bandwidth

22.40GB/s

Render Config

96

Compute Units

4

-

6144

Shading Units

320

384

TMUs

32

192

ROPs

8

-

96

RT Cores

-

256 KB per Array

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

128 KB

96 MB

L3 Cache

-

Theoretical Performance

633.6 GPixel/s

Pixel Rate

4.800 GPixel/s

1267 GTexel/s

Texture Rate

19.20 GTexel/s

162.2 TFLOPS

FP16 (half)

-

81.10 TFLOPS

FP32 (float)

384.0 GFLOPS

2.534 TFLOPS

FP64 (double)

-

Board Design

355W

TDP

48W

750 W

Suggested PSU

200 W

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

-

Graphics Processor

Navi 31

GPU Name

RV730

Navi 31 XTX+

GPU Variant

RV730 PRO (215-0719056)

RDNA 3.0

Architecture

TeraScale

TSMC

Foundry

TSMC

5 nm

Process Size

55 nm

57.7 billion

Transistors

0.514 billion

529 mm²

Die Size

146 mm²

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

-

6.7

Shader Model

4.1

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