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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

ATI Radeon HD 4670

15%
15%

AMD Radeon R9 285

656%
656%
AMD Radeon R9 285 is approximately 641% faster

Technical Specifications

SpecificationATI Radeon HD 4670AMD Radeon R9 285
Graphics ProcessorDifferent
RV730
Tonga
CoresDifferent
320
1792
TMUsDifferent
32
112
ROPsDifferent
8
32
Memory SizeDifferent
512 MB
2 GB
Memory TypeDifferent
GDDR3
GDDR5
Bus WidthDifferent
128 bit
256 bit

Graphics Processor

FeatureATI Radeon HD 4670AMD Radeon R9 285
GPU NameDifferent
RV730
Tonga
GPU VariantDifferent
RV730 XT(215-0719047)
Tonga PRO(215-0851128)
ArchitectureDifferent
TeraScale
GCN 3.0
Foundry
TSMC
TSMC
Process SizeDifferent
55 nm
28 nm
TransistorsDifferent
514 million
5,000 million
DensityDifferent
3.5M / mm²
13.7M / mm²
Die SizeDifferent
146 mm²
366 mm²
Chip PackageDifferent
FCBGA-880
N/A

Graphics Card

FeatureATI Radeon HD 4670AMD Radeon R9 285
Release DateDifferent
Sep 10th, 2008
Sep 2nd, 2014
GenerationDifferent
Radeon R700(HD 4600)
Volcanic Islands(R9 200)
PredecessorDifferent
Radeon R600
Sea Islands
SuccessorDifferent
Evergreen
Pirate Islands
Production
End-of-life
End-of-life
Launch PriceDifferent
67 USD
249 USD
Bus InterfaceDifferent
PCIe 2.0 x16
PCIe 3.0 x16
ReviewsDifferent
49 in our database
59 in our database

Clock Speeds

FeatureATI Radeon HD 4670AMD Radeon R9 285
GPU ClockDifferent
750 MHz
918 MHz
Memory ClockDifferent
1000 MHz2 Gbps effective
1375 MHz5.5 Gbps effective

Memory

FeatureATI Radeon HD 4670AMD Radeon R9 285
Memory SizeDifferent
512 MB
2 GB
Memory TypeDifferent
GDDR3
GDDR5
Memory BusDifferent
128 bit
256 bit
BandwidthDifferent
32.00 GB/s
176.0 GB/s

Render Config

FeatureATI Radeon HD 4670AMD Radeon R9 285
Shading UnitsDifferent
320
1792
TMUsDifferent
32
112
ROPsDifferent
8
32
Compute UnitsDifferent
4
28
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 CacheDifferent
128 KB
512 KB

Theoretical Performance

FeatureATI Radeon HD 4670AMD Radeon R9 285
Pixel RateDifferent
6.000 GPixel/s
29.38 GPixel/s
Texture RateDifferent
24.00 GTexel/s
102.8 GTexel/s
FP32 (float)Different
480.0 GFLOPS
3.290 TFLOPS
FP16 (half)Different
N/A
3.290 TFLOPS (1:1)
FP64 (double)Different
N/A
205.6 GFLOPS (1:16)

Board Design

FeatureATI Radeon HD 4670AMD Radeon R9 285
Slot WidthDifferent
Single-slot
Dual-slot
LengthDifferent
193 mm7.6 inches
221 mm8.7 inches
TDPDifferent
59 W
190 W
Suggested PSUDifferent
250 W
450 W
OutputsDifferent
2x DVI1x S-Video
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power ConnectorsDifferent
None
2x 6-pin
Board NumberDifferent
B666, 109-B70931-10
C766
HeightDifferent
N/A
109 mm4.3 inches
WidthDifferent
N/A
36 mm1.4 inches

Graphics Features

FeatureATI Radeon HD 4670AMD Radeon R9 285
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
48
Detailed Features

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