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GPU Comparison

Side-by-side comparison of specifications and performance

AMD Radeon RX Vega 64

AMD Radeon RX Vega 64

AMD Radeon HD 7770 GHz Edition

AMD Radeon HD 7770 GHz Edition

Performance Comparison

AMD Radeon RX Vega 64

625%
625%

AMD Radeon HD 7770 GHz Edition

43%
43%
AMD Radeon RX Vega 64 is approximately 582% faster

Technical Specifications

SpecificationAMD Radeon RX Vega 64AMD Radeon HD 7770 GHz Edition
Graphics ProcessorDifferent
Vega 10
Cape Verde
CoresDifferent
4096
640
TMUsDifferent
256
40
ROPsDifferent
64
16
Memory SizeDifferent
8 GB
1024 MB
Memory TypeDifferent
HBM2
GDDR5
Bus WidthDifferent
2048 bit
128 bit

Graphics Processor

FeatureAMD Radeon RX Vega 64AMD Radeon HD 7770 GHz Edition
GPU NameDifferent
Vega 10
Cape Verde
GPU VariantDifferent
Vega 10 XT(215-0894200)
Cape Verde XT(215-0825117)
ArchitectureDifferent
GCN 5.0
GCN 1.0
FoundryDifferent
GlobalFoundries
TSMC
Process SizeDifferent
14 nm
28 nm
TransistorsDifferent
12,500 million
1,500 million
DensityDifferent
25.3M / mm²
12.2M / mm²
Die SizeDifferent
495 mm²
123 mm²
Chip PackageDifferent
BGA-2013
FCBGA-962

Graphics Card

FeatureAMD Radeon RX Vega 64AMD Radeon HD 7770 GHz Edition
Release DateDifferent
Aug 7th, 2017
Feb 15th, 2012
GenerationDifferent
Vega(RX Vega)
Southern Islands(HD 7700)
PredecessorDifferent
Polaris
Northern Islands
SuccessorDifferent
Navi
Sea Islands
ProductionDifferent
Active
End-of-life
Launch PriceDifferent
499 USD
159 USD
Current PriceDifferent
Amazon/Newegg
N/A
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
ReviewsDifferent
59 in our database
97 in our database

Clock Speeds

FeatureAMD Radeon RX Vega 64AMD Radeon HD 7770 GHz Edition
Base ClockDifferent
1247 MHz
N/A
Boost ClockDifferent
1546 MHz
N/A
SOC ClockDifferent
960 MHz
N/A
Memory ClockDifferent
945 MHz1890 Mbps effective
1125 MHz4.5 Gbps effective
GPU ClockDifferent
N/A
1000 MHz

Memory

FeatureAMD Radeon RX Vega 64AMD Radeon HD 7770 GHz Edition
Memory SizeDifferent
8 GB
1024 MB
Memory TypeDifferent
HBM2
GDDR5
Memory BusDifferent
2048 bit
128 bit
BandwidthDifferent
483.8 GB/s
72.00 GB/s

Render Config

FeatureAMD Radeon RX Vega 64AMD Radeon HD 7770 GHz Edition
Shading UnitsDifferent
4096
640
TMUsDifferent
256
40
ROPsDifferent
64
16
Compute UnitsDifferent
64
10
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 CacheDifferent
4 MB
256 KB

Theoretical Performance

FeatureAMD Radeon RX Vega 64AMD Radeon HD 7770 GHz Edition
Pixel RateDifferent
98.94 GPixel/s
16.00 GPixel/s
Texture RateDifferent
395.8 GTexel/s
40.00 GTexel/s
FP16 (half)Different
25.33 TFLOPS (2:1)
N/A
FP32 (float)Different
12.66 TFLOPS
1,280.0 GFLOPS
FP64 (double)Different
791.6 GFLOPS (1:16)
80.00 GFLOPS (1:16)

Board Design

FeatureAMD Radeon RX Vega 64AMD Radeon HD 7770 GHz Edition
Slot Width
Dual-slot
Dual-slot
LengthDifferent
280 mm11 inches
210 mm8.3 inches
HeightDifferent
111 mm4.4 inches
N/A
WidthDifferent
40 mm1.6 inches
N/A
TDPDifferent
295 W
80 W
Suggested PSUDifferent
600 W
250 W
OutputsDifferent
1x HDMI 2.0b3x DisplayPort 1.4a
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power ConnectorsDifferent
2x 8-pin
1x 6-pin
Board NumberDifferent
109-D05057-00_02
109-C44157-00C, C468

Graphics Features

FeatureAMD Radeon RX Vega 64AMD Radeon HD 7770 GHz Edition
DirectXDifferent
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCLDifferent
2.1
2.1 (1.2)
VulkanDifferent
1.3
1.2.170
Shader ModelDifferent
6.7
6.5 (5.1)

Comparison Summary

7
Specifications Compared
8
Feature Categories
52
Detailed Features

More Comparisons with AMD Radeon RX Vega 64

Compare AMD Radeon RX Vega 64 with other GPUs of similar performance

AMD Radeon RX Vega 64 vs Radeon RX 6600 XT

Radeon RX 6600 XT Performance120%

Radeon RX 6600 XT is 20% faster than AMD Radeon RX Vega 64

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AMD Radeon RX Vega 64 vs Radeon VII

Radeon VII Performance119%

Radeon VII is 19% faster than AMD Radeon RX Vega 64

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AMD Radeon RX Vega 64 vs Arc A750

Arc A750 Performance117%

Arc A750 is 17% faster than AMD Radeon RX Vega 64

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AMD Radeon RX Vega 64 vs GeForce RTX 2070

GeForce RTX 2070 Performance113%

GeForce RTX 2070 is 13% faster than AMD Radeon RX Vega 64

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AMD Radeon RX Vega 64 vs Radeon RX 6600

Radeon RX 6600 Performance108%

Radeon RX 6600 is 8% faster than AMD Radeon RX Vega 64

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AMD Radeon RX Vega 64 vs Arc A580

Arc A580 Performance105%

Arc A580 is 5% faster than AMD Radeon RX Vega 64

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More Comparisons with AMD Radeon HD 7770 GHz Edition

Compare AMD Radeon HD 7770 GHz Edition with other GPUs of similar performance

AMD Radeon HD 7770 GHz Edition vs GeForce GTX 650 Ti

GeForce GTX 650 Ti Performance119%

GeForce GTX 650 Ti is 19% faster than AMD Radeon HD 7770 GHz Edition

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AMD Radeon HD 7770 GHz Edition vs Radeon HD 5850

Radeon HD 5850 Performance117%

Radeon HD 5850 is 17% faster than AMD Radeon HD 7770 GHz Edition

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AMD Radeon HD 7770 GHz Edition vs GeForce GTX 285

GeForce GTX 285 Performance109%

GeForce GTX 285 is 9% faster than AMD Radeon HD 7770 GHz Edition

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AMD Radeon HD 7770 GHz Edition vs Radeon HD 6850

Radeon HD 6850 Performance107%

Radeon HD 6850 is 7% faster than AMD Radeon HD 7770 GHz Edition

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AMD Radeon HD 7770 GHz Edition vs GeForce GTX 280

GeForce GTX 280 Performance100%

GeForce GTX 280 is 0% slower than AMD Radeon HD 7770 GHz Edition

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AMD Radeon HD 7770 GHz Edition vs Radeon HD 7770 GHz Edition

Radeon HD 7770 GHz Edition Performance100%

Radeon HD 7770 GHz Edition is 0% slower than AMD Radeon HD 7770 GHz Edition

Compare Detailed Specs
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