NVIDIA GeForce RTX 5070 vs ATI Radeon HD 2900 XT

VS

NVIDIA GeForce RTX 5070

ATI Radeon HD 2900 XT

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 5070 and 512MB VRAM Radeon HD 2900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5070 's Advantages

Released 17 years and 8 months late

Boost Clock2520MHz

More VRAM (12GB vs 512GB)

Larger VRAM bandwidth (532.6GB/s vs 106.0GB/s)

6080 additional rendering cores

ATI Radeon HD 2900 XT 's Advantages

Lower TDP (215W vs 220W)

Score

Benchmark

FP32 (float)

GeForce RTX 5070 +6677%

32.26 TFLOPS

Radeon HD 2900 XT

0.476 TFLOPS

GeForce RTX 5070

VS

Radeon HD 2900 XT

Graphics Card

Jan 2025

Release Date

May 2007

GeForce 50

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

2235 MHz

Base Clock

-

2520 MHz

Boost Clock

-

1750 MHz

Memory Clock

828 MHz

Memory

12GB

Memory Size

512MB

GDDR7

Memory Type

GDDR3

192bit

Memory Bus

512bit

532.6GB/s

Bandwidth

106.0GB/s

Render Config

-

Compute Units

4

50

SM Count

-

6400

Shading Units

320

200

TMUs

16

64

ROPs

16

200

Tensor Cores

-

50

RT Cores

-

128 KB (per SM)

L1 Cache

-

40 MB

L2 Cache

256 KB

-

Theoretical Performance

161.3 GPixel/s

Pixel Rate

11.89 GPixel/s

504.0 GTexel/s

Texture Rate

11.89 GTexel/s

32.26 TFLOPS

FP16 (half)

-

32.26 TFLOPS

FP32 (float)

475.5 GFLOPS

504.0 GFLOPS

FP64 (double)

-

Board Design

220W

TDP

215W

550 W

Suggested PSU

550 W

1x HDMI 2.1 3x DisplayPort 2.1a

Outputs

2x DVI 1x S-Video

1x 16-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GB205

GPU Name

R600

GB205

GPU Variant

R600 XT (215RGMDKA13FG)

Blackwell 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

4 nm

Process Size

80 nm

Unknown

Transistors

0.72 billion

Unknown

Die Size

420 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3 (full) 4.0 (partial)

3.0

OpenCL

N/A

1.3

Vulkan

N/A

10.1

CUDA

-

6.8

Shader Model

4.0

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