AMD Radeon HD 7970 vs ATI Radeon HD 2600 XT

VS

AMD Radeon HD 7970

ATI Radeon HD 2600 XT

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 and 256MB VRAM ATI Radeon HD 2600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 's Advantages

Released 4 years and 6 months late

More VRAM (3GB vs 256GB)

Larger VRAM bandwidth (264.0GB/s vs 22.40GB/s)

1928 additional rendering cores

ATI Radeon HD 2600 XT 's Advantages

Lower TDP (45W vs 250W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 +1873%

3.789 TFLOPS

ATI Radeon HD 2600 XT

0.192 TFLOPS

Radeon HD 7970

VS

ATI Radeon HD 2600 XT

Graphics Card

Dec 2011

Release Date

Jun 2007

Southern Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

700 MHz

Memory

3GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

128bit

264.0GB/s

Bandwidth

22.40GB/s

Render Config

32

Compute Units

3

-

2048

Shading Units

120

128

TMUs

8

32

ROPs

4

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

64 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

3.200 GPixel/s

118.4 GTexel/s

Texture Rate

6.400 GTexel/s

-

3.789 TFLOPS

FP32 (float)

192.0 GFLOPS

947.2 GFLOPS

FP64 (double)

-

Board Design

250W

TDP

45W

600 W

Suggested PSU

200 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Tahiti

GPU Name

RV630

Tahiti XT (215-0821060)

GPU Variant

-

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

4.313 billion

Transistors

0.39 billion

352 mm²

Die Size

153 mm²

Graphics Features

12 (11_1)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

4.0

Related GPU Comparisons

1

AMD Radeon HD 7970 vs ATI Radeon HD 4870

2

AMD Radeon HD 7970 vs NVIDIA GeForce GTX 1070 GDDR5X

3

AMD Radeon HD 7970 vs NVIDIA GeForce GTS 450 OEM

4

AMD Radeon HD 7970 vs NVIDIA GeForce GTX 650 Ti

5

AMD Radeon HD 7970 vs NVIDIA GeForce GTX 550 Ti

6

AMD Radeon HD 7970 vs NVIDIA GeForce GTX 780 Ti Engineering Sample

7

AMD Radeon HD 7970 vs NVIDIA GeForce GTX 960

8

AMD Radeon HD 7970 vs ATI Radeon HD 5830

9

AMD Radeon HD 7970 vs AMD Radeon RX Vega Nano

10

AMD Radeon HD 7970 vs NVIDIA P104 100

Related News

1

NVIDIA GB202 Chip Unveiled for the First Time, to be Used in RTX 5090 with 512-bit GDDR7 Memory

2

Strix Halo Integrated Graphics Score Appears on Passmark, Currently Slightly Below RTX 3060 12GB

3

AMD Unveils New RX 9070 XT Graphics Card Performance: Positioned Between RX 7900 GRE and RX 7900 XT

4

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

5

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

6

CXMT Reportedly Achieves 80% Yield in DDR5 Production

7

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

8

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

9

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

10

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim