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GPU Comparison
AMD Radeon R9 270 vs AMD Radeon R5 340X OEM
AMD Radeon R9 270 vs AMD Radeon R5 340X OEM
VS
AMD Radeon R9 270
AMD Radeon R5 340X OEM
We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 and 2GB VRAM Radeon R5 340X OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 270 's Advantages
Boost Clock925MHz
Larger VRAM bandwidth (179.2GB/s vs 16.00GB/s)
896 additional rendering cores
AMD Radeon R5 340X OEM 's Advantages
Released 1 years and 6 months late
Lower TDP (65W vs 150W)
Score
Benchmark
FP32 (float)
Radeon R9 270
+242%
2.368 TFLOPS
Radeon R5 340X OEM
0.691 TFLOPS
Radeon R9 270
VS
Radeon R5 340X OEM
Graphics Card
Nov 2013
Release Date
May 2015
Volcanic Islands
Generation
Pirate Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
900 MHz
Base Clock
-
925 MHz
Boost Clock
-
1400 MHz
Memory Clock
1000 MHz
Memory
2GB
Memory Size
2GB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
64bit
179.2GB/s
Bandwidth
16.00GB/s
Render Config
20
Compute Units
6
-
-
-
1280
Shading Units
384
80
TMUs
24
32
ROPs
8
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
128 KB
-
-
-
Theoretical Performance
29.60 GPixel/s
Pixel Rate
7.200 GPixel/s
74.00 GTexel/s
Texture Rate
21.60 GTexel/s
-
-
-
2.368 TFLOPS
FP32 (float)
691.2 GFLOPS
148.0 GFLOPS
FP64 (double)
43.20 GFLOPS
Board Design
150W
TDP
65W
450 W
Suggested PSU
250 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x DVI 1x DisplayPort 1.2
1x 6-pin
Power Connectors
None
Graphics Processor
Curacao
GPU Name
Oland
Curacao PRO (215-0848000)
GPU Variant
Oland XT (215-0837000)
GCN 1.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
2.8 billion
Transistors
0.95 billion
212 mm²
Die Size
77 mm²
Graphics Features
12 (11_1)
DirectX
12 (11_1)
4.6
OpenGL
4.6
1.2
OpenCL
1.2
1.2
Vulkan
1.2
-
-
-
5.1
Shader Model
5.1
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