ATI Radeon HD 2600 PRO AGP vs AMD Radeon HD 7990

VS

ATI Radeon HD 2600 PRO AGP

AMD Radeon HD 7990

We compared two Desktop platform GPUs: 512MB VRAM ATI Radeon HD 2600 PRO AGP and 3GB VRAM Radeon HD 7990 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2600 PRO AGP 's Advantages

Lower TDP (35W vs 375W)

AMD Radeon HD 7990 's Advantages

Released 5 years and 10 months late

Boost Clock1000MHz

More VRAM (3GB vs 512GB)

Larger VRAM bandwidth (288.0GB/s vs 12.67GB/s)

1928 additional rendering cores

Score

Benchmark

FP32 (float)

ATI Radeon HD 2600 PRO AGP

0.143 TFLOPS

Radeon HD 7990 +2764%

4.096 TFLOPS

ATI Radeon HD 2600 PRO AGP

VS

Radeon HD 7990

Graphics Card

Jun 2007

Release Date

Apr 2013

Radeon R600

Generation

Southern Islands

Desktop

Type

Desktop

AGP 8x

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

950 MHz

-

Boost Clock

1000 MHz

396 MHz

Memory Clock

1500 MHz

Memory

512MB

Memory Size

3GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

384bit

12.67GB/s

Bandwidth

288.0GB/s

Render Config

3

Compute Units

32

-

120

Shading Units

2048

8

TMUs

128

4

ROPs

32

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

768 KB

-

Theoretical Performance

2.376 GPixel/s

Pixel Rate

32.00 GPixel/s

4.752 GTexel/s

Texture Rate

128.0 GTexel/s

-

142.6 GFLOPS

FP32 (float)

4.096 TFLOPS

-

FP64 (double)

1024 GFLOPS

Board Design

35W

TDP

375W

200 W

Suggested PSU

750 W

1x DVI 1x VGA 1x S-Video

Outputs

1x DVI 4x mini-DisplayPort 1.2

None

Power Connectors

2x 8-pin

Graphics Processor

RV630

GPU Name

Malta

RV630 PRO (215CDBBKA15FG)

GPU Variant

Malta XT (215-0849026)

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.39 billion

Transistors

4.313 billion

153 mm²

Die Size

365 mm²

Graphics Features

10.0 (10_0)

DirectX

12 (11_1)

3.3

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

4.0

Shader Model

5.1

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