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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon RX 6700 XT

967%
967%

AMD Radeon HD 7770 GHz Edition

28%
28%
AMD Radeon RX 6700 XT is approximately 939% faster

Technical Specifications

SpecificationAMD Radeon RX 6700 XTAMD Radeon HD 7770 GHz Edition
Graphics ProcessorDifferent
Navi 22
Cape Verde
CoresDifferent
2560
640
TMUsDifferent
160
40
ROPsDifferent
64
16
Memory SizeDifferent
12 GB
1024 MB
Memory TypeDifferent
GDDR6
GDDR5
Bus WidthDifferent
192 bit
128 bit

Graphics Processor

FeatureAMD Radeon RX 6700 XTAMD Radeon HD 7770 GHz Edition
GPU NameDifferent
Navi 22
Cape Verde
GPU VariantDifferent
Navi 22 XT(215-127000006)
Cape Verde XT(215-0825117)
ArchitectureDifferent
RDNA 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process SizeDifferent
7 nm
28 nm
TransistorsDifferent
17,200 million
1,500 million
DensityDifferent
51.3M / mm²
12.2M / mm²
Die SizeDifferent
335 mm²
123 mm²
Chip PackageDifferent
BGA-1701
FCBGA-962

Graphics Card

FeatureAMD Radeon RX 6700 XTAMD Radeon HD 7770 GHz Edition
Release DateDifferent
Mar 3rd, 2021
Feb 15th, 2012
AvailabilityDifferent
Mar 18th, 2021
N/A
GenerationDifferent
Navi II(RX 6000)
Southern Islands(HD 7700)
PredecessorDifferent
Navi
Northern Islands
SuccessorDifferent
Navi III
Sea Islands
ProductionDifferent
Active
End-of-life
Launch PriceDifferent
479 USD
159 USD
Current PriceDifferent
Amazon/Newegg
N/A
Bus InterfaceDifferent
PCIe 4.0 x16
PCIe 3.0 x16
ReviewsDifferent
58 in our database
97 in our database

Clock Speeds

FeatureAMD Radeon RX 6700 XTAMD Radeon HD 7770 GHz Edition
Base ClockDifferent
2321 MHz
N/A
Game ClockDifferent
2424 MHz
N/A
Boost ClockDifferent
2581 MHz
N/A
Memory ClockDifferent
2000 MHz16 Gbps effective
1125 MHz4.5 Gbps effective
GPU ClockDifferent
N/A
1000 MHz

Memory

FeatureAMD Radeon RX 6700 XTAMD Radeon HD 7770 GHz Edition
Memory SizeDifferent
12 GB
1024 MB
Memory TypeDifferent
GDDR6
GDDR5
Memory BusDifferent
192 bit
128 bit
BandwidthDifferent
384.0 GB/s
72.00 GB/s

Render Config

FeatureAMD Radeon RX 6700 XTAMD Radeon HD 7770 GHz Edition
Shading UnitsDifferent
2560
640
TMUsDifferent
160
40
ROPsDifferent
64
16
Compute UnitsDifferent
40
10
RT CoresDifferent
40
N/A
L0 CacheDifferent
32 KB per WGP
N/A
L1 CacheDifferent
128 KB per Array
16 KB (per CU)
L2 CacheDifferent
3 MB
256 KB
L3 CacheDifferent
96 MB
N/A

Theoretical Performance

FeatureAMD Radeon RX 6700 XTAMD Radeon HD 7770 GHz Edition
Pixel RateDifferent
165.2 GPixel/s
16.00 GPixel/s
Texture RateDifferent
413.0 GTexel/s
40.00 GTexel/s
FP16 (half)Different
26.43 TFLOPS (2:1)
N/A
FP32 (float)Different
13.21 TFLOPS
1,280.0 GFLOPS
FP64 (double)Different
825.9 GFLOPS (1:16)
80.00 GFLOPS (1:16)

Board Design

FeatureAMD Radeon RX 6700 XTAMD Radeon HD 7770 GHz Edition
Slot Width
Dual-slot
Dual-slot
LengthDifferent
267 mm10.5 inches
210 mm8.3 inches
HeightDifferent
110 mm4.3 inches
N/A
WidthDifferent
40 mm1.6 inches
N/A
TDPDifferent
230 W
80 W
Suggested PSUDifferent
550 W
250 W
OutputsDifferent
1x HDMI 2.13x DisplayPort 1.4a
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power ConnectorsDifferent
1x 6-pin + 1x 8-pin
1x 6-pin
Board NumberDifferent
109-D512A7-00_02
109-C44157-00C, C468

Graphics Features

FeatureAMD Radeon RX 6700 XTAMD Radeon HD 7770 GHz Edition
DirectXDifferent
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCLDifferent
2.1
2.1 (1.2)
VulkanDifferent
1.3
1.2.170
Shader ModelDifferent
6.8
6.5 (5.1)

Comparison Summary

7
Specifications Compared
8
Feature Categories
56
Detailed Features

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