ATI Radeon HD 2900 GT vs Intel Arc A770

VS

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 2900 GT and 16GB VRAM Arc A770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2900 GT 's Advantages

Lower TDP (150W vs 225W)

Intel Arc A770 's Advantages

Released 14 years and 11 months late

Boost Clock2400MHz

Larger VRAM bandwidth (512.0GB/s vs 51.20GB/s)

3856 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 2900 GT

0.288 TFLOPS

Arc A770 +6726%

19.66 TFLOPS

Radeon HD 2900 GT

VS

Arc A770

Graphics Card

Nov 2007

Release Date

Oct 2022

Radeon R600

Generation

Alchemist

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2100 MHz

-

Boost Clock

2400 MHz

800 MHz

Memory Clock

2000 MHz

Memory

256MB

Memory Size

16GB

GDDR3

Memory Type

GDDR6

256bit

Memory Bus

256bit

51.20GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

-

3

Compute Units

-

240

Shading Units

4096

12

TMUs

256

12

ROPs

128

-

Tensor Cores

512

-

RT Cores

32

-

L1 Cache

-

128 KB

L2 Cache

16 MB

Theoretical Performance

7.212 GPixel/s

Pixel Rate

307.2 GPixel/s

7.212 GTexel/s

Texture Rate

614.4 GTexel/s

-

FP16 (half)

39.32 TFLOPS

288.5 GFLOPS

FP32 (float)

19.66 TFLOPS

-

FP64 (double)

-

Graphics Processor

R600

GPU Name

DG2-512

R600 GT (215RGFDKA13FG)

GPU Variant

ACM-G10

TeraScale

Architecture

Generation 12.7

TSMC

Foundry

TSMC

80 nm

Process Size

6 nm

0.72 billion

Transistors

21.7 billion

420 mm²

Die Size

406 mm²

Board Design

150W

TDP

225W

450 W

Suggested PSU

550 W

2x DVI 1x S-Video

Outputs

1x HDMI 2.1 3x DisplayPort 2.0

1x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

10.0 (10_0)

DirectX

12 Ultimate (12_2)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

-

4.0

Shader Model

6.6

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