Radeon R7 265 vs Radeon R9 290
We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 265 and 4GB VRAM Radeon R9 290 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R7 265 's Advantages
Boost Clock925MHz
Lower TDP (150W vs 275W)
Radeon R9 290 's Advantages
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (320.0GB/s vs 179.2GB/s)
1536 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R7 265
1894
Radeon R9 290
+156%
4849
Graphics Card
Feb 2014
Release Date
Nov 2013
Volcanic Islands
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
900 MHz
Base Clock
-
925 MHz
Boost Clock
-
1400 MHz
Memory Clock
1250 MHz
Memory
2GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
512bit
179.2GB/s
Bandwidth
320.0GB/s
Render Config
16
Compute Units
40
1024
Shading Units
2560
64
TMUs
160
32
ROPs
64
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
1024 KB
Theoretical Performance
29.60 GPixel/s
Pixel Rate
60.61 GPixel/s
59.20 GTexel/s
Texture Rate
151.5 GTexel/s
1.894 TFLOPS
FP32 (float)
4.849 TFLOPS
118.4 GFLOPS
FP64 (double)
606.1 GFLOPS
Board Design
150W
TDP
275W
450 W
Suggested PSU
600 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x 6-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
Pitcairn
GPU Name
Hawaii
Pitcairn PRO
(215-0828062)
GPU Variant
Hawaii PRO
(215-0852020)
GCN 1.0
Architecture
GCN 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
2.8 billion
Transistors
6.2 billion
212 mm²
Die Size
438 mm²
Graphics Features
12 (11_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
1.2
OpenCL
2.0
1.2
Vulkan
1.2
5.1
Shader Model
6.3
