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GPU Comparison
AMD Radeon HD 7850 vs AMD Radeon R9 380
AMD Radeon HD 7850 vs AMD Radeon R9 380
VS
AMD Radeon HD 7850
AMD Radeon R9 380
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7850 and 2GB VRAM Radeon R9 380 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 190W)
AMD Radeon R9 380 's Advantages
Released 3 years and 3 months late
Larger VRAM bandwidth (176.0GB/s vs 153.6GB/s)
768 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 7850
1.761 TFLOPS
Radeon R9 380
+97%
3.476 TFLOPS
3DMark Time Spy
Radeon HD 7850
1312
Radeon R9 380
+112%
2794
Radeon HD 7850
VS
Radeon R9 380
Graphics Card
Mar 2012
Release Date
Jun 2015
Southern Islands
Generation
Pirate Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
-
-
-
-
-
1200 MHz
Memory Clock
1375 MHz
Memory
2GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
153.6GB/s
Bandwidth
176.0GB/s
Render Config
16
Compute Units
28
-
-
-
1024
Shading Units
1792
64
TMUs
112
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
31.04 GPixel/s
55.04 GTexel/s
Texture Rate
108.6 GTexel/s
-
FP16 (half)
3.476 TFLOPS
1.761 TFLOPS
FP32 (float)
3.476 TFLOPS
110.1 GFLOPS
FP64 (double)
217.3 GFLOPS
Board Design
130W
TDP
190W
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
2x 6-pin
Graphics Processor
Pitcairn
GPU Name
Antigua
Pitcairn PRO (215-0828062)
GPU Variant
Antigua PRO (215-0877000)
GCN 1.0
Architecture
GCN 3.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
2.8 billion
Transistors
5 billion
212 mm²
Die Size
366 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
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