AMD Radeon RX 7900 XTX vs AMD Radeon HD 6530

VS

AMD Radeon RX 7900 XTX

AMD Radeon HD 6530

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7900 XTX and 1024MB VRAM Radeon HD 6530 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900 XTX 's Advantages

Released 11 years and 6 months late

Boost Clock2498MHz

More VRAM (24GB vs 1024GB)

Larger VRAM bandwidth (960.0GB/s vs 19.20GB/s)

5744 additional rendering cores

AMD Radeon HD 6530 's Advantages

Lower TDP (39W vs 355W)

Score

Benchmark

FP32 (float)

Radeon RX 7900 XTX +11705%

61.39 TFLOPS

Radeon HD 6530

0.52 TFLOPS

Radeon RX 7900 XTX

VS

Radeon HD 6530

Graphics Card

Nov 2022

Release Date

May 2011

Navi III

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1929 MHz

Base Clock

-

2498 MHz

Boost Clock

-

2500 MHz

Memory Clock

600 MHz

Memory

24GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR3

384bit

Memory Bus

128bit

960.0GB/s

Bandwidth

19.20GB/s

Render Config

96

Compute Units

5

-

6144

Shading Units

400

384

TMUs

20

192

ROPs

8

-

96

RT Cores

-

256 KB per Array

L1 Cache

8 KB (per CU)

6 MB

L2 Cache

256 KB

96 MB

L3 Cache

-

Theoretical Performance

479.6 GPixel/s

Pixel Rate

5.200 GPixel/s

959.2 GTexel/s

Texture Rate

13.00 GTexel/s

122.8 TFLOPS

FP16 (half)

-

61.39 TFLOPS

FP32 (float)

520.0 GFLOPS

1.918 TFLOPS

FP64 (double)

-

Board Design

355W

TDP

39W

750 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 8-pin

Power Connectors

-

Graphics Processor

Navi 31

GPU Name

Redwood

Navi 31 XTX (215-145000146)

GPU Variant

Redwood PRO (215-0757004)

RDNA 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

57.7 billion

Transistors

0.627 billion

529 mm²

Die Size

104 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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