AMD Radeon R9 390 X2 vs ATI Radeon HD 2600 XT AGP

VS

AMD Radeon R9 390 X2

ATI Radeon HD 2600 XT AGP

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390 X2 and 256MB VRAM Radeon HD 2600 XT AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390 X2 's Advantages

Released 8 years and 3 months late

More VRAM (8GB vs 256GB)

Larger VRAM bandwidth (345.6GB/s vs 25.60GB/s)

2440 additional rendering cores

ATI Radeon HD 2600 XT AGP 's Advantages

Lower TDP (45W vs 580W)

Score

Benchmark

FP32 (float)

Radeon R9 390 X2 +2566%

5.12 TFLOPS

Radeon HD 2600 XT AGP

0.192 TFLOPS

Radeon R9 390 X2

VS

Radeon HD 2600 XT AGP

Graphics Card

Sep 2015

Release Date

Jun 2007

Pirate Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

AGP 8x

Clock Speeds

-

1350 MHz

Memory Clock

800 MHz

Memory

8GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

512bit

Memory Bus

128bit

345.6GB/s

Bandwidth

25.60GB/s

Render Config

40

Compute Units

3

-

2560

Shading Units

120

160

TMUs

8

64

ROPs

4

-

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

64 KB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

3.200 GPixel/s

160.0 GTexel/s

Texture Rate

6.400 GTexel/s

-

5.120 TFLOPS

FP32 (float)

192.0 GFLOPS

640.0 GFLOPS

FP64 (double)

-

Board Design

580W

TDP

45W

950 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

1x DVI 1x VGA 1x S-Video

4x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Grenada

GPU Name

RV630

Grenada PRO (215-0880030)

GPU Variant

RV630 XT (215CDABKA15FG)

GCN 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

6.2 billion

Transistors

0.39 billion

438 mm²

Die Size

153 mm²

Graphics Features

12 (12_0)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

2.0

OpenCL

N/A

1.2

Vulkan

N/A

-

6.3

Shader Model

4.0

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