AMD Radeon RX 7600 XT vs AMD Radeon HD 6450 OEM

VS

AMD Radeon RX 7600 XT

AMD Radeon HD 6450 OEM

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7600 XT and 512MB VRAM Radeon HD 6450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7600 XT 's Advantages

Released 12 years and 11 months late

Boost Clock2755MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (288.0GB/s vs 8.528GB/s)

1888 additional rendering cores

AMD Radeon HD 6450 OEM 's Advantages

Lower TDP (18W vs 190W)

Score

Benchmark

FP32 (float)

Radeon RX 7600 XT +11185%

22.57 TFLOPS

Radeon HD 6450 OEM

0.2 TFLOPS

Radeon RX 7600 XT

VS

Radeon HD 6450 OEM

Graphics Card

Jan 2024

Release Date

Feb 2011

Navi III

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1980 MHz

Base Clock

-

2755 MHz

Boost Clock

-

2250 MHz

Memory Clock

533 MHz

Memory

16GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

128bit

Memory Bus

64bit

288.0GB/s

Bandwidth

8.528GB/s

Render Config

32

Compute Units

2

-

2048

Shading Units

160

128

TMUs

8

64

ROPs

4

-

32

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

128 KB

32 MB

L3 Cache

-

Theoretical Performance

176.3 GPixel/s

Pixel Rate

2.500 GPixel/s

352.6 GTexel/s

Texture Rate

5.000 GTexel/s

45.14 TFLOPS

FP16 (half)

-

22.57 TFLOPS

FP32 (float)

200.0 GFLOPS

705.3 GFLOPS

FP64 (double)

-

Board Design

190W

TDP

18W

450 W

Suggested PSU

200 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 8-pin

Power Connectors

None

Graphics Processor

Navi 33

GPU Name

Caicos

Navi 33 XT (215-163000047)

GPU Variant

Junbonator

RDNA 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

6 nm

Process Size

40 nm

13.3 billion

Transistors

0.37 billion

204 mm²

Die Size

67 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.2

OpenCL

1.2

1.3

Vulkan

N/A

-

6.7

Shader Model

5.0

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