AMD Radeon HD 7850 vs AMD Radeon R7 265
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7850 and 2GB VRAM Radeon R7 265 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7850 's Advantages
Lower TDP (130W vs 150W)
AMD Radeon R7 265 's Advantages
Released 1 years and 11 months late
Boost Clock925MHz
Larger VRAM bandwidth (179.2GB/s vs 153.6GB/s)
Score
Benchmark
FP32 (float)
Radeon HD 7850
1.761 TFLOPS
Radeon R7 265
+7%
1.894 TFLOPS
Graphics Card
Mar 2012
Release Date
Feb 2014
Southern Islands
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
900 MHz
-
Boost Clock
925 MHz
1200 MHz
Memory Clock
1400 MHz
Memory
2GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
153.6GB/s
Bandwidth
179.2GB/s
Render Config
16
Compute Units
16
-
-
-
1024
Shading Units
1024
64
TMUs
64
32
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
512 KB
-
-
-
Theoretical Performance
27.52 GPixel/s
Pixel Rate
29.60 GPixel/s
55.04 GTexel/s
Texture Rate
59.20 GTexel/s
-
-
-
1.761 TFLOPS
FP32 (float)
1.894 TFLOPS
110.1 GFLOPS
FP64 (double)
118.4 GFLOPS
Board Design
130W
TDP
150W
300 W
Suggested PSU
450 W
1x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x 6-pin
Power Connectors
1x 6-pin
Graphics Processor
Pitcairn
GPU Name
Pitcairn
Pitcairn PRO
(215-0828062)
GPU Variant
Pitcairn PRO
(215-0828062)
GCN 1.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
2.8 billion
Transistors
2.8 billion
212 mm²
Die Size
212 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
