AMD Radeon HD 6870 vs ATI Radeon HD 2600 XT Mac Edition

VS

AMD Radeon HD 6870

ATI Radeon HD 2600 XT Mac Edition

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 and 256MB VRAM Radeon HD 2600 XT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 's Advantages

Released 2 years and 8 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (134.4GB/s vs 25.60GB/s)

1000 additional rendering cores

ATI Radeon HD 2600 XT Mac Edition 's Advantages

Lower TDP (45W vs 151W)

Score

Benchmark

FP32 (float)

Radeon HD 6870 +1100%

2.016 TFLOPS

Radeon HD 2600 XT Mac Edition

0.168 TFLOPS

Radeon HD 6870

VS

Radeon HD 2600 XT Mac Edition

Graphics Card

Oct 2010

Release Date

Feb 2008

Northern Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1050 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

134.4GB/s

Bandwidth

25.60GB/s

Render Config

14

Compute Units

3

-

1120

Shading Units

120

56

TMUs

8

32

ROPs

4

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

64 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

2.800 GPixel/s

50.40 GTexel/s

Texture Rate

5.600 GTexel/s

-

2.016 TFLOPS

FP32 (float)

168.0 GFLOPS

-

Board Design

151W

TDP

45W

450 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

Outputs

2x DVI

2x 6-pin

Power Connectors

None

Graphics Processor

Barts

GPU Name

RV630

Barts XT (215-0798000)

GPU Variant

-

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

1.7 billion

Transistors

0.39 billion

255 mm²

Die Size

153 mm²

Graphics Features

11.2 (11_0)

DirectX

10.0 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

4.0

Related GPU Comparisons

1

AMD Radeon HD 6870 vs AMD Radeon RX 5300

2

AMD Radeon HD 6870 vs NVIDIA GeForce GTX 470 PhysX Edition

3

AMD Radeon HD 6870 vs NVIDIA RTX A4000H

4

AMD Radeon HD 6870 vs AMD Radeon HD 6770

5

AMD Radeon HD 6870 vs NVIDIA TITAN X Pascal

6

AMD Radeon HD 6870 vs AMD Radeon RX 7990 XTX

7

AMD Radeon HD 6870 vs AMD Radeon Pro 5500 XT

8

AMD Radeon HD 6870 vs NVIDIA GeForce RTX 3060 Ti GDDR6X

9

AMD Radeon HD 6870 vs ATI FirePro V5800 DVI

10

AMD Radeon HD 6870 vs NVIDIA GeForce RTX 4080

Related News

1

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

2

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

3

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

4

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

5

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

6

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

7

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

8

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

9

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

10

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game