Home GPU Comparison AMD Radeon R9 260 OEM vs AMD Radeon HD 6870 X2

AMD Radeon R9 260 OEM vs AMD Radeon HD 6870 X2

We compared two Desktop platform GPUs: 1024MB VRAM Radeon R9 260 OEM and 1024MB VRAM Radeon HD 6870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 260 OEM 's Advantages
Released 2 years and 5 months late
Lower TDP (85W vs 300W)
AMD Radeon HD 6870 X2 's Advantages
Larger VRAM bandwidth (134.4GB/s vs 104.0GB/s)
224 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon R9 260 OEM
1.971 TFLOPS
Radeon HD 6870 X2 +2%
2.016 TFLOPS
VS

Graphics Card

Dec 2013
Release Date
Jul 2011
Volcanic Islands
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1625 MHz
Memory Clock
1050 MHz

Memory

1024MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
256bit
104.0GB/s
Bandwidth
134.4GB/s

Render Config

14
Compute Units
14
-
-
-
896
Shading Units
1120
56
TMUs
56
16
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

17.60 GPixel/s
Pixel Rate
28.80 GPixel/s
61.60 GTexel/s
Texture Rate
50.40 GTexel/s
-
-
-
1.971 TFLOPS
FP32 (float)
2.016 TFLOPS
123.2 GFLOPS
FP64 (double)
-

Board Design

85W
TDP
300W
250 W
Suggested PSU
700 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1
1x 6-pin
Power Connectors
-

Graphics Processor

Bonaire
GPU Name
Barts
Bonaire XT (215-0839039)
GPU Variant
Barts XT (215-0798000)
GCN 2.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
2.08 billion
Transistors
1.7 billion
160 mm²
Die Size
255 mm²

Graphics Features

12 (12_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.0
OpenCL
1.2
1.2
Vulkan
N/A
-
-
-
6.3
Shader Model
5.0

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