AMD Radeon RX 7700 XT vs ATI Radeon HD 2900 GT

VS

AMD Radeon RX 7700 XT

ATI Radeon HD 2900 GT

We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 7700 XT and 256MB VRAM Radeon HD 2900 GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7700 XT 's Advantages

Released 15 years and 9 months late

Boost Clock2544MHz

More VRAM (12GB vs 256GB)

Larger VRAM bandwidth (432.0GB/s vs 51.20GB/s)

3216 additional rendering cores

ATI Radeon HD 2900 GT 's Advantages

Lower TDP (150W vs 245W)

Score

Benchmark

FP32 (float)

Radeon RX 7700 XT +12111%

35.17 TFLOPS

Radeon HD 2900 GT

0.288 TFLOPS

Radeon RX 7700 XT

VS

Radeon HD 2900 GT

Graphics Card

Aug 2023

Release Date

Nov 2007

Navi III

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

1435 MHz

Base Clock

-

2544 MHz

Boost Clock

-

2250 MHz

Memory Clock

800 MHz

Memory

12GB

Memory Size

256MB

GDDR6

Memory Type

GDDR3

192bit

Memory Bus

256bit

432.0GB/s

Bandwidth

51.20GB/s

Render Config

54

Compute Units

3

-

3456

Shading Units

240

216

TMUs

12

96

ROPs

12

-

54

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

128 KB

48 MB

L3 Cache

-

Theoretical Performance

244.2 GPixel/s

Pixel Rate

7.212 GPixel/s

549.5 GTexel/s

Texture Rate

7.212 GTexel/s

70.34 TFLOPS

FP16 (half)

-

35.17 TFLOPS

FP32 (float)

288.5 GFLOPS

1099 GFLOPS

FP64 (double)

-

Board Design

245W

TDP

150W

550 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Navi 32

GPU Name

R600

Navi 32 XL (215-180000076)

GPU Variant

R600 GT (215RGFDKA13FG)

RDNA 3.0

Architecture

TeraScale

TSMC

Foundry

TSMC

5 nm

Process Size

80 nm

28.1 billion

Transistors

0.72 billion

346 mm²

Die Size

420 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3 (full) 4.0 (partial)

2.2

OpenCL

N/A

1.3

Vulkan

N/A

-

6.7

Shader Model

4.0

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