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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon R9 380

221%
221%

AMD Radeon HD 6850

45%
45%
AMD Radeon R9 380 is approximately 176% faster

Technical Specifications

SpecificationAMD Radeon R9 380AMD Radeon HD 6850
Graphics ProcessorDifferent
Antigua
Barts
CoresDifferent
1792
960
TMUsDifferent
112
48
ROPs
32
32
Memory SizeDifferent
2 GB
1024 MB
Memory Type
GDDR5
GDDR5
Bus Width
256 bit
256 bit

Graphics Processor

FeatureAMD Radeon R9 380AMD Radeon HD 6850
GPU NameDifferent
Antigua
Barts
GPU VariantDifferent
Antigua PRO(215-0877000)
Barts PRO(215-0798006)
ArchitectureDifferent
GCN 3.0
TeraScale 2
Foundry
TSMC
TSMC
Process SizeDifferent
28 nm
40 nm
TransistorsDifferent
5,000 million
1,700 million
DensityDifferent
13.7M / mm²
6.7M / mm²
Die SizeDifferent
366 mm²
255 mm²
Chip PackageDifferent
N/A
HFCBGA-1737

Graphics Card

FeatureAMD Radeon R9 380AMD Radeon HD 6850
Release DateDifferent
Jun 18th, 2015
Oct 21st, 2010
GenerationDifferent
Pirate Islands(R9 300)
Northern Islands(HD 6800)
PredecessorDifferent
Volcanic Islands
Evergreen
SuccessorDifferent
Arctic Islands
Southern Islands
Production
End-of-life
End-of-life
Launch PriceDifferent
199 USD
179 USD
Bus InterfaceDifferent
PCIe 3.0 x16
PCIe 2.0 x16
ReviewsDifferent
39 in our database
105 in our database

Clock Speeds

FeatureAMD Radeon R9 380AMD Radeon HD 6850
GPU ClockDifferent
970 MHz
775 MHz
Memory ClockDifferent
1375 MHz5.5 Gbps effective
1000 MHz4 Gbps effective

Memory

FeatureAMD Radeon R9 380AMD Radeon HD 6850
Memory SizeDifferent
2 GB
1024 MB
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
256 bit
BandwidthDifferent
176.0 GB/s
128.0 GB/s

Render Config

FeatureAMD Radeon R9 380AMD Radeon HD 6850
Shading UnitsDifferent
1792
960
TMUsDifferent
112
48
ROPs
32
32
Compute UnitsDifferent
28
12
L1 CacheDifferent
16 KB (per CU)
8 KB (per CU)
L2 Cache
512 KB
512 KB

Theoretical Performance

FeatureAMD Radeon R9 380AMD Radeon HD 6850
Pixel RateDifferent
31.04 GPixel/s
24.80 GPixel/s
Texture RateDifferent
108.6 GTexel/s
37.20 GTexel/s
FP16 (half)Different
3.476 TFLOPS (1:1)
N/A
FP32 (float)Different
3.476 TFLOPS
1,488.0 GFLOPS
FP64 (double)Different
217.3 GFLOPS (1:16)
N/A

Board Design

FeatureAMD Radeon R9 380AMD Radeon HD 6850
Slot Width
Dual-slot
Dual-slot
LengthDifferent
221 mm8.7 inches
198 mm7.8 inches
HeightDifferent
111 mm4.4 inches
N/A
TDPDifferent
190 W
127 W
Suggested PSUDifferent
450 W
300 W
OutputsDifferent
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Power ConnectorsDifferent
2x 6-pin
1x 6-pin
Board NumberDifferent
C766
109-C22301-00B

Graphics Features

FeatureAMD Radeon R9 380AMD Radeon HD 6850
DirectXDifferent
12 (12_0)
11.2 (11_0)
OpenGLDifferent
4.6
4.4
OpenCLDifferent
2.1
1.2
VulkanDifferent
1.2.170
N/A
Shader ModelDifferent
6.5
5.0

Comparison Summary

7
Specifications Compared
8
Feature Categories
47
Detailed Features

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