ATI Radeon HD 2900 PRO vs AMD Radeon RX 7900 XT

VS

ATI Radeon HD 2900 PRO

AMD Radeon RX 7900 XT

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 PRO and 20GB VRAM Radeon RX 7900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2900 PRO 's Advantages

Lower TDP (200W vs 300W)

AMD Radeon RX 7900 XT 's Advantages

Released 14 years and 11 months late

Boost Clock2394MHz

More VRAM (20GB vs 512GB)

Larger VRAM bandwidth (800.0GB/s vs 51.20GB/s)

5056 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 2900 PRO

0.384 TFLOPS

Radeon RX 7900 XT +13306%

51.48 TFLOPS

Radeon HD 2900 PRO

VS

Radeon RX 7900 XT

Graphics Card

Dec 2007

Release Date

Nov 2022

Radeon R600

Generation

Navi III

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1387 MHz

-

Boost Clock

2394 MHz

800 MHz

Memory Clock

2500 MHz

Memory

512MB

Memory Size

20GB

GDDR3

Memory Type

GDDR6

256bit

Memory Bus

320bit

51.20GB/s

Bandwidth

800.0GB/s

Render Config

4

Compute Units

84

-

320

Shading Units

5376

16

TMUs

336

16

ROPs

192

-

RT Cores

84

-

L1 Cache

256 KB per Array

128 KB

L2 Cache

6 MB

-

L3 Cache

80 MB

Theoretical Performance

9.600 GPixel/s

Pixel Rate

459.6 GPixel/s

9.600 GTexel/s

Texture Rate

804.4 GTexel/s

-

FP16 (half)

103.0 TFLOPS

384.0 GFLOPS

FP32 (float)

51.48 TFLOPS

-

FP64 (double)

1.609 TFLOPS

Board Design

200W

TDP

300W

550 W

Suggested PSU

700 W

2x DVI 1x S-Video

Outputs

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

1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

R600

GPU Name

Navi 31

R600 PRO (215RGMDKA13FG)

GPU Variant

Navi 31 XT (215-145000156)

TeraScale

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

80 nm

Process Size

5 nm

0.72 billion

Transistors

57.7 billion

420 mm²

Die Size

529 mm²

Graphics Features

10.0 (10_0)

DirectX

12 Ultimate (12_2)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

2.2

N/A

Vulkan

1.3

-

4.0

Shader Model

6.7

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