ATI Radeon HD 2900 XT vs AMD Radeon RX 7950 XTX

VS

ATI Radeon HD 2900 XT

AMD Radeon RX 7950 XTX

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 XT and 24GB VRAM Radeon RX 7950 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2900 XT 's Advantages

Lower TDP (215W vs 355W)

AMD Radeon RX 7950 XTX 's Advantages

Boost Clock3300MHz

More VRAM (24GB vs 512GB)

Larger VRAM bandwidth (960.0GB/s vs 106.0GB/s)

5824 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 2900 XT

0.476 TFLOPS

Radeon RX 7950 XTX +16937%

81.1 TFLOPS

Radeon HD 2900 XT

VS

Radeon RX 7950 XTX

Graphics Card

May 2007

Release Date

Unknown

Radeon R600

Generation

Navi III

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2200 MHz

-

Boost Clock

3300 MHz

828 MHz

Memory Clock

2500 MHz

Memory

512MB

Memory Size

24GB

GDDR3

Memory Type

GDDR6

512bit

Memory Bus

384bit

106.0GB/s

Bandwidth

960.0GB/s

Render Config

4

Compute Units

96

-

320

Shading Units

6144

16

TMUs

384

16

ROPs

192

-

RT Cores

96

-

L1 Cache

256 KB per Array

256 KB

L2 Cache

6 MB

-

L3 Cache

96 MB

Theoretical Performance

11.89 GPixel/s

Pixel Rate

633.6 GPixel/s

11.89 GTexel/s

Texture Rate

1267 GTexel/s

-

FP16 (half)

162.2 TFLOPS

475.5 GFLOPS

FP32 (float)

81.10 TFLOPS

-

FP64 (double)

2.534 TFLOPS

Board Design

215W

TDP

355W

550 W

Suggested PSU

750 W

2x DVI 1x S-Video

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

R600

GPU Name

Navi 31

R600 XT (215RGMDKA13FG)

GPU Variant

Navi 31 XTX+

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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