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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon RX Vega 56

509%
509%

AMD Radeon HD 6850

20%
20%
AMD Radeon RX Vega 56 is approximately 489% faster

Technical Specifications

SpecificationAMD Radeon RX Vega 56AMD Radeon HD 6850
Graphics ProcessorDifferent
Vega 10
Barts
CoresDifferent
3584
960
TMUsDifferent
224
48
ROPsDifferent
64
32
Memory SizeDifferent
8 GB
1024 MB
Memory TypeDifferent
HBM2
GDDR5
Bus WidthDifferent
2048 bit
256 bit

Graphics Processor

FeatureAMD Radeon RX Vega 56AMD Radeon HD 6850
GPU NameDifferent
Vega 10
Barts
GPU VariantDifferent
Vega 10 XL(215-0894216)
Barts PRO(215-0798006)
ArchitectureDifferent
GCN 5.0
TeraScale 2
FoundryDifferent
GlobalFoundries
TSMC
Process SizeDifferent
14 nm
40 nm
TransistorsDifferent
12,500 million
1,700 million
DensityDifferent
25.3M / mm²
6.7M / mm²
Die SizeDifferent
495 mm²
255 mm²
Chip PackageDifferent
BGA-2013
HFCBGA-1737

Graphics Card

FeatureAMD Radeon RX Vega 56AMD Radeon HD 6850
Release DateDifferent
Aug 14th, 2017
Oct 21st, 2010
GenerationDifferent
Vega(RX Vega)
Northern Islands(HD 6800)
PredecessorDifferent
Polaris
Evergreen
SuccessorDifferent
Navi
Southern Islands
ProductionDifferent
Active
End-of-life
Launch PriceDifferent
399 USD
179 USD
Current PriceDifferent
Amazon/Newegg
N/A
Bus InterfaceDifferent
PCIe 3.0 x16
PCIe 2.0 x16
ReviewsDifferent
23 in our database
105 in our database

Clock Speeds

FeatureAMD Radeon RX Vega 56AMD Radeon HD 6850
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
775 MHz

Memory

FeatureAMD Radeon RX Vega 56AMD Radeon HD 6850
Memory SizeDifferent
8 GB
1024 MB
Memory TypeDifferent
HBM2
GDDR5
Memory BusDifferent
2048 bit
256 bit
BandwidthDifferent
409.6 GB/s
128.0 GB/s

Render Config

FeatureAMD Radeon RX Vega 56AMD Radeon HD 6850
Shading UnitsDifferent
3584
960
TMUsDifferent
224
48
ROPsDifferent
64
32
Compute UnitsDifferent
56
12
L1 CacheDifferent
16 KB (per CU)
8 KB (per CU)
L2 CacheDifferent
4 MB
512 KB

Theoretical Performance

FeatureAMD Radeon RX Vega 56AMD Radeon HD 6850
Pixel RateDifferent
94.14 GPixel/s
24.80 GPixel/s
Texture RateDifferent
329.5 GTexel/s
37.20 GTexel/s
FP16 (half)Different
21.09 TFLOPS (2:1)
N/A
FP32 (float)Different
10.54 TFLOPS
1,488.0 GFLOPS
FP64 (double)Different
659.0 GFLOPS (1:16)
N/A

Board Design

FeatureAMD Radeon RX Vega 56AMD Radeon HD 6850
Slot Width
Dual-slot
Dual-slot
LengthDifferent
280 mm11 inches
198 mm7.8 inches
HeightDifferent
111 mm4.4 inches
N/A
WidthDifferent
40 mm1.6 inches
N/A
TDPDifferent
210 W
127 W
Suggested PSUDifferent
550 W
300 W
OutputsDifferent
1x HDMI 2.0b3x DisplayPort 1.4a
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Power ConnectorsDifferent
2x 8-pin
1x 6-pin
Board NumberDifferent
109-D05057-00_02
109-C22301-00B

Graphics Features

FeatureAMD Radeon RX Vega 56AMD Radeon HD 6850
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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