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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

ATI Radeon HD 4770

25%
25%

AMD Radeon R9 380

398%
398%
AMD Radeon R9 380 is approximately 373% faster

Technical Specifications

SpecificationATI Radeon HD 4770AMD Radeon R9 380
Graphics ProcessorDifferent
RV740
Antigua
CoresDifferent
640
1792
TMUsDifferent
32
112
ROPsDifferent
16
32
Memory SizeDifferent
512 MB
2 GB
Memory Type
GDDR5
GDDR5
Bus WidthDifferent
128 bit
256 bit

Graphics Processor

FeatureATI Radeon HD 4770AMD Radeon R9 380
GPU NameDifferent
RV740
Antigua
GPU VariantDifferent
RV740 XT(215-0727019)
Antigua PRO(215-0877000)
ArchitectureDifferent
TeraScale
GCN 3.0
Foundry
TSMC
TSMC
Process SizeDifferent
40 nm
28 nm
TransistorsDifferent
826 million
5,000 million
DensityDifferent
6.0M / mm²
13.7M / mm²
Die SizeDifferent
137 mm²
366 mm²

Graphics Card

FeatureATI Radeon HD 4770AMD Radeon R9 380
Release DateDifferent
Apr 28th, 2009
Jun 18th, 2015
GenerationDifferent
Radeon R700(HD 4700)
Pirate Islands(R9 300)
PredecessorDifferent
Radeon R600
Volcanic Islands
SuccessorDifferent
Evergreen
Arctic Islands
Production
End-of-life
End-of-life
Launch PriceDifferent
109 USD
199 USD
Bus InterfaceDifferent
PCIe 2.0 x16
PCIe 3.0 x16
ReviewsDifferent
82 in our database
39 in our database

Clock Speeds

FeatureATI Radeon HD 4770AMD Radeon R9 380
GPU ClockDifferent
750 MHz
970 MHz
Memory ClockDifferent
800 MHz3.2 Gbps effective
1375 MHz5.5 Gbps effective

Memory

FeatureATI Radeon HD 4770AMD Radeon R9 380
Memory SizeDifferent
512 MB
2 GB
Memory Type
GDDR5
GDDR5
Memory BusDifferent
128 bit
256 bit
BandwidthDifferent
51.20 GB/s
176.0 GB/s

Render Config

FeatureATI Radeon HD 4770AMD Radeon R9 380
Shading UnitsDifferent
640
1792
TMUsDifferent
32
112
ROPsDifferent
16
32
Compute UnitsDifferent
8
28
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 CacheDifferent
128 KB
512 KB

Theoretical Performance

FeatureATI Radeon HD 4770AMD Radeon R9 380
Pixel RateDifferent
12.00 GPixel/s
31.04 GPixel/s
Texture RateDifferent
24.00 GTexel/s
108.6 GTexel/s
FP32 (float)Different
960.0 GFLOPS
3.476 TFLOPS
FP64 (double)Different
192.0 GFLOPS (1:5)
217.3 GFLOPS (1:16)
FP16 (half)Different
N/A
3.476 TFLOPS (1:1)

Board Design

FeatureATI Radeon HD 4770AMD Radeon R9 380
Slot Width
Dual-slot
Dual-slot
LengthDifferent
203 mm8 inches
221 mm8.7 inches
TDPDifferent
80 W
190 W
Suggested PSUDifferent
250 W
450 W
OutputsDifferent
2x DVI1x S-Video
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power ConnectorsDifferent
1x 6-pin
2x 6-pin
Board NumberDifferent
B743
C766
HeightDifferent
N/A
111 mm4.4 inches

Graphics Features

FeatureATI Radeon HD 4770AMD Radeon R9 380
DirectXDifferent
10.1 (10_1)
12 (12_0)
OpenGLDifferent
3.3
4.6
OpenCLDifferent
1.1
2.1
VulkanDifferent
N/A
1.2.170
Shader ModelDifferent
4.1
6.5

Comparison Summary

7
Specifications Compared
8
Feature Categories
46
Detailed Features

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