AMD Radeon R9 270 vs AMD Radeon R7 260X
AMD Radeon R9 270
$179
AMD Radeon R7 260X
$139
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1280 Shaders
2GB GDDR5
925MHz
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896 Shaders
1GB GDDR5
1100MHz
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Peak AI Performance
2.37 TFLOPS
FP32
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Peak AI Performance
1.97 TFLOPS
FP32
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FP32
2.37 TFLOPS
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FP32
1.97 TFLOPS
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-
-
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-
-
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Form Factor
PCIe Card
2.0-Slots
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Form Factor
PCIe Card
2.0-Slots
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TDP
150W
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TDP
115W
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Power Connectors
1x 6-Pin
-
-
-
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Power Connectors
1x 6-Pin
-
-
-
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GB6 OpenCL N/A
0%
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GB6 Metal N/A
0%
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GB6 Metal N/A
0%
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GB6 Vulkan N/A
0%
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GB6 Vulkan N/A
0%
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GB5 OpenCL N/A
0%
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GB5 OpenCL N/A
0%
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GB5 CUDA N/A
0%
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GB5 CUDA N/A
0%
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GB5 Metal N/A
0%
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GB5 Metal N/A
0%
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GB5 Vulkan N/A
0%
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GB5 Vulkan N/A
0%
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OCT 2020.1 N/A
0%
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OCT 2020.1 N/A
0%
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OCT Metal N/A
0%
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OCT Metal N/A
0%
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Peak AI
Performance
2.37 TFLOPS
FP32
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Peak AI
Performance
1.97 TFLOPS
FP32
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FP32
2.37 TFLOPS
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-
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FP32
1.97 TFLOPS
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-
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FP64
150 GFLOPS
-
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FP64
120 GFLOPS
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Pixel
Fillrate
29.6 GPixel/s
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Pixel
Fillrate
17.6 GPixel/s
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Texture
Fillrate
74 GTexel/s
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Texture
Fillrate
61.6 GTexel/s
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Manufacturer
AMD
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Manufacturer
AMD
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Chip Designer
AMD
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Chip Designer
AMD
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Architecture
GCN 1
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Architecture
GCN 2
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Family
Radeon R 200
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Family
Radeon R 200
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Codename
Pitcairn
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Variant
Curacao Pro
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Codename
Bonaire
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Variant
Bonaire XTX
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Market Segment
Desktop
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Market Segment
Desktop
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Release Date
11/13/2013
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Release Date
8/8/2013
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Foundry
TSMC
-
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Foundry
TSMC
-
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Fabrication Node
28nm
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Fabrication Node
28nm
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Die Size
212 mm²
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Die Size
160 mm²
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Transistor Count
2.8 Billion
-
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Transistor Count
2.1 Billion
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Transistor Density
13.21M/mm²
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Transistor Density
13.00M/mm²
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Form
PCIe Card
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Form
PCIe Card
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Shading Units
1280 Shaders
-
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Shading Units
896 Shaders
-
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Texture Mapping Units
80 TMUs
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Texture Mapping Units
56 TMUs
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Render Output Units
32 ROPs
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Render Output Units
16 ROPs
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Compute Units
20 CUs
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Compute Units
14 CUs
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900MHz Base
925MHz
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1100MHz
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L1
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16KB/CU
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L1
-
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16KB/CU
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L2
512KB Shared
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L2
256KB Shared
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2GB
GDDR5
-
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1GB
GDDR5
-
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Bus Width
256Bit
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Bus Width
128Bit
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Clock
1400MHz
Transfer Rate
5.6GT/s
Bandwidth
179.2GB/s
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Clock
1625MHz
Transfer Rate
6.5GT/s
Bandwidth
104GB/s
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TDP
150W
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TDP
115W
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1x DVI-I Dual-Link
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1x DVI-D Dual-Link
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1x DisplayPort 1.2
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1x HDMI 1.4
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1x VGA
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1x DVI-I Dual-Link
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1x HDMI 1.4
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Max Resolution
4096x2160
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Max Resolution
4096x2160
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Max Resolution Refresh Rate
60Hz
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Max Resolution Refresh Rate
60Hz
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Variable Refresh Rate
-
-
-
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Variable Refresh Rate
-
FreeSync
-
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Display Stream Compression (DSC)
Not Supported
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Display Stream Compression (DSC)
Not Supported
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Multi Monitor Support
3
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Multi Monitor Support
3
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-
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Content Protection
HDCP 1.4
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Model
VCE 1.0
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Model
VCE 2.0
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Codec
-
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AVC (H.264)
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Codec
-
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AVC (H.264)
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Model
UVD 3.2
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Model
UVD 4.2
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Codec
MPEG-1
MPEG-2
MPEG-4
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VC-1
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AVC (H.264)
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Codec
MPEG-1
MPEG-2
MPEG-4
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VC-1
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AVC (H.264)
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Direct X
12
Direct 3D
11_1
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Direct X
12
Direct 3D
12_0
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OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
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OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
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Shader Model
6.5
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GFX
6
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Shader Model
6.5
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GFX
7
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1x Fan
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1x Fan
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Power Connectors
-
-
1x 6-Pin
-
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Power Connectors
-
-
1x 6-Pin
-
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-
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Slots Required
2.0
PCIe Version
3.0
PCIe Lanes
16
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Slots Required
2.0
PCIe Version
3.0
PCIe Lanes
16
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Multi GPU Support
Supported
Type
2-way CrossFireX
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Multi GPU Support
Supported
Type
2-way CrossFireX
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