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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon RX Vega 56

1010%
1010%

AMD Radeon HD 6670

10%
10%
AMD Radeon RX Vega 56 is approximately 1000% faster

Technical Specifications

SpecificationAMD Radeon RX Vega 56AMD Radeon HD 6670
Graphics ProcessorDifferent
Vega 10
Turks
CoresDifferent
3584
480
TMUsDifferent
224
24
ROPsDifferent
64
8
Memory SizeDifferent
8 GB
1024 MB
Memory TypeDifferent
HBM2
GDDR5
Bus WidthDifferent
2048 bit
128 bit

Graphics Processor

FeatureAMD Radeon RX Vega 56AMD Radeon HD 6670
GPU NameDifferent
Vega 10
Turks
GPU VariantDifferent
Vega 10 XL(215-0894216)
Turks XT(215-0803000)
ArchitectureDifferent
GCN 5.0
TeraScale 2
FoundryDifferent
GlobalFoundries
TSMC
Process SizeDifferent
14 nm
40 nm
TransistorsDifferent
12,500 million
716 million
DensityDifferent
25.3M / mm²
6.1M / mm²
Die SizeDifferent
495 mm²
118 mm²
Chip PackageDifferent
BGA-2013
FCBGA-962

Graphics Card

FeatureAMD Radeon RX Vega 56AMD Radeon HD 6670
Release DateDifferent
Aug 14th, 2017
Apr 19th, 2011
GenerationDifferent
Vega(RX Vega)
Northern Islands(HD 6600)
PredecessorDifferent
Polaris
Evergreen
SuccessorDifferent
Navi
Southern Islands
ProductionDifferent
Active
End-of-life
Launch PriceDifferent
399 USD
99 USD
Current PriceDifferent
Amazon/Newegg
N/A
Bus InterfaceDifferent
PCIe 3.0 x16
PCIe 2.0 x16
ReviewsDifferent
23 in our database
35 in our database

Clock Speeds

FeatureAMD Radeon RX Vega 56AMD Radeon HD 6670
Base ClockDifferent
1156 MHz
N/A
Boost ClockDifferent
1471 MHz
N/A
SOC ClockDifferent
960 MHz
N/A
Memory ClockDifferent
800 MHz1600 Mbps effective
1000 MHz4 Gbps effective
GPU ClockDifferent
N/A
800 MHz

Memory

FeatureAMD Radeon RX Vega 56AMD Radeon HD 6670
Memory SizeDifferent
8 GB
1024 MB
Memory TypeDifferent
HBM2
GDDR5
Memory BusDifferent
2048 bit
128 bit
BandwidthDifferent
409.6 GB/s
64.00 GB/s

Render Config

FeatureAMD Radeon RX Vega 56AMD Radeon HD 6670
Shading UnitsDifferent
3584
480
TMUsDifferent
224
24
ROPsDifferent
64
8
Compute UnitsDifferent
56
6
L1 CacheDifferent
16 KB (per CU)
8 KB (per CU)
L2 CacheDifferent
4 MB
256 KB

Theoretical Performance

FeatureAMD Radeon RX Vega 56AMD Radeon HD 6670
Pixel RateDifferent
94.14 GPixel/s
6.400 GPixel/s
Texture RateDifferent
329.5 GTexel/s
19.20 GTexel/s
FP16 (half)Different
21.09 TFLOPS (2:1)
N/A
FP32 (float)Different
10.54 TFLOPS
768.0 GFLOPS
FP64 (double)Different
659.0 GFLOPS (1:16)
N/A

Board Design

FeatureAMD Radeon RX Vega 56AMD Radeon HD 6670
Slot WidthDifferent
Dual-slot
Single-slot
LengthDifferent
280 mm11 inches
168 mm6.6 inches
HeightDifferent
111 mm4.4 inches
N/A
WidthDifferent
40 mm1.6 inches
N/A
TDPDifferent
210 W
66 W
Suggested PSUDifferent
550 W
250 W
OutputsDifferent
1x HDMI 2.0b3x DisplayPort 1.4a
1x DVI1x HDMI 1.3a1x VGA
Power ConnectorsDifferent
2x 8-pin
None
Board NumberDifferent
109-D05057-00_02
109-C33437-00

Graphics Features

FeatureAMD Radeon RX Vega 56AMD Radeon HD 6670
DirectXDifferent
12 (12_1)
11.2 (11_0)
OpenGLDifferent
4.6
4.4
OpenCLDifferent
2.1
1.2
VulkanDifferent
1.3
N/A
Shader ModelDifferent
6.7
5.0

Comparison Summary

7
Specifications Compared
8
Feature Categories
52
Detailed Features

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