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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

AMD Radeon RX 6650 XT

838%
838%

AMD Radeon HD 7770 GHz Edition

32%
32%
AMD Radeon RX 6650 XT is approximately 806% faster

Technical Specifications

SpecificationAMD Radeon RX 6650 XTAMD Radeon HD 7770 GHz Edition
Graphics ProcessorDifferent
Navi 23
Cape Verde
CoresDifferent
2048
640
TMUsDifferent
128
40
ROPsDifferent
64
16
Memory SizeDifferent
8 GB
1024 MB
Memory TypeDifferent
GDDR6
GDDR5
Bus Width
128 bit
128 bit

Graphics Processor

FeatureAMD Radeon RX 6650 XTAMD Radeon HD 7770 GHz Edition
GPU NameDifferent
Navi 23
Cape Verde
GPU VariantDifferent
Navi 23 KXT(215-130000136)
Cape Verde XT(215-0825117)
ArchitectureDifferent
RDNA 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process SizeDifferent
7 nm
28 nm
TransistorsDifferent
11,060 million
1,500 million
DensityDifferent
46.7M / mm²
12.2M / mm²
Die SizeDifferent
237 mm²
123 mm²
Chip PackageDifferent
BGA-1269
FCBGA-962

Graphics Card

FeatureAMD Radeon RX 6650 XTAMD Radeon HD 7770 GHz Edition
Release DateDifferent
May 10th, 2022
Feb 15th, 2012
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
399 USD
159 USD
Bus InterfaceDifferent
PCIe 4.0 x8
PCIe 3.0 x16
ReviewsDifferent
14 in our database
97 in our database

Clock Speeds

FeatureAMD Radeon RX 6650 XTAMD Radeon HD 7770 GHz Edition
Base ClockDifferent
2055 MHz
N/A
Game ClockDifferent
2410 MHz
N/A
Boost ClockDifferent
2635 MHz
N/A
Memory ClockDifferent
2190 MHz17.5 Gbps effective
1125 MHz4.5 Gbps effective
GPU ClockDifferent
N/A
1000 MHz

Memory

FeatureAMD Radeon RX 6650 XTAMD Radeon HD 7770 GHz Edition
Memory SizeDifferent
8 GB
1024 MB
Memory TypeDifferent
GDDR6
GDDR5
Memory Bus
128 bit
128 bit
BandwidthDifferent
280.3 GB/s
72.00 GB/s

Render Config

FeatureAMD Radeon RX 6650 XTAMD Radeon HD 7770 GHz Edition
Shading UnitsDifferent
2048
640
TMUsDifferent
128
40
ROPsDifferent
64
16
Compute UnitsDifferent
32
10
RT CoresDifferent
32
N/A
L0 CacheDifferent
32 KB per WGP
N/A
L1 CacheDifferent
128 KB per Array
16 KB (per CU)
L2 CacheDifferent
2 MB
256 KB
L3 CacheDifferent
32 MB
N/A

Theoretical Performance

FeatureAMD Radeon RX 6650 XTAMD Radeon HD 7770 GHz Edition
Pixel RateDifferent
168.6 GPixel/s
16.00 GPixel/s
Texture RateDifferent
337.3 GTexel/s
40.00 GTexel/s
FP16 (half)Different
21.59 TFLOPS (2:1)
N/A
FP32 (float)Different
10.79 TFLOPS
1,280.0 GFLOPS
FP64 (double)Different
674.6 GFLOPS (1:16)
80.00 GFLOPS (1:16)

Board Design

FeatureAMD Radeon RX 6650 XTAMD Radeon HD 7770 GHz Edition
Slot Width
Dual-slot
Dual-slot
TDPDifferent
176 W
80 W
Suggested PSUDifferent
450 W
250 W
OutputsDifferent
1x HDMI 2.13x DisplayPort 1.4a
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power ConnectorsDifferent
1x 8-pin
1x 6-pin
Board NumberDifferent
D532
109-C44157-00C, C468
LengthDifferent
N/A
210 mm8.3 inches

Graphics Features

FeatureAMD Radeon RX 6650 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
52
Detailed Features

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