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GPU Comparison

Side-by-side comparison of specifications and performance

AMD Radeon RX 7800 XT

AMD Radeon RX 7800 XT

AMD Radeon HD 7850

AMD Radeon HD 7850

Performance Comparison

AMD Radeon RX 7800 XT

919%
919%

AMD Radeon HD 7850

11%
11%
AMD Radeon RX 7800 XT is approximately 908% faster

Technical Specifications

SpecificationAMD Radeon RX 7800 XTAMD Radeon HD 7850
Graphics ProcessorDifferent
Navi 32
Pitcairn
CoresDifferent
3840
1024
TMUsDifferent
240
64
ROPsDifferent
96
32
Memory SizeDifferent
16 GB
2 GB
Memory TypeDifferent
GDDR6
GDDR5
Bus Width
256 bit
256 bit

Graphics Processor

FeatureAMD Radeon RX 7800 XTAMD Radeon HD 7850
GPU NameDifferent
Navi 32
Pitcairn
CodenameDifferent
Wheat Nas
N/A
GPU VariantDifferent
Navi 32 XT(215-180000006)
Pitcairn PRO(215-0828062)
ArchitectureDifferent
RDNA 3.0
GCN 1.0
Foundry
TSMC
TSMC
Process SizeDifferent
5 nm
28 nm
MCD ProcessDifferent
6 nm
N/A
Process TypeDifferent
N5 / N6 FinFET
N/A
TransistorsDifferent
28,100 million
2,800 million
DensityDifferent
81.2M / mm²
13.2M / mm²
Die SizeDifferent
346 mm²
212 mm²
GCD SizeDifferent
200mm²
N/A
MCD SizeDifferent
36.6 mm² x4
N/A
Chip PackageDifferent
MCM
FCBGA-1737
Package SizeDifferent
40mm × 40mm
N/A

Graphics Card

FeatureAMD Radeon RX 7800 XTAMD Radeon HD 7850
Release DateDifferent
Aug 25th, 2023
Mar 5th, 2012
AvailabilityDifferent
Sep 6th, 2023
N/A
GenerationDifferent
Navi III(RX 7000)
Southern Islands(HD 7800)
PredecessorDifferent
Navi II
Northern Islands
SuccessorDifferent
Navi IV
Sea Islands
ProductionDifferent
Active
End-of-life
Launch PriceDifferent
499 USD
249 USD
Current PriceDifferent
Amazon/Newegg
N/A
Bus InterfaceDifferent
PCIe 4.0 x16
PCIe 3.0 x16
ReviewsDifferent
44 in our database
71 in our database

Clock Speeds

FeatureAMD Radeon RX 7800 XTAMD Radeon HD 7850
Base ClockDifferent
1295 MHz
N/A
Game ClockDifferent
2124 MHz
N/A
Boost ClockDifferent
2430 MHz
N/A
Memory ClockDifferent
2438 MHz19.5 Gbps effective
1200 MHz4.8 Gbps effective
GPU ClockDifferent
N/A
860 MHz

Memory

FeatureAMD Radeon RX 7800 XTAMD Radeon HD 7850
Memory SizeDifferent
16 GB
2 GB
Memory TypeDifferent
GDDR6
GDDR5
Memory Bus
256 bit
256 bit
BandwidthDifferent
624.1 GB/s
153.6 GB/s

Render Config

FeatureAMD Radeon RX 7800 XTAMD Radeon HD 7850
Shading UnitsDifferent
3840
1024
TMUsDifferent
240
64
ROPsDifferent
96
32
Compute UnitsDifferent
60
16
Matrix CoresDifferent
120
N/A
RT CoresDifferent
60
N/A
L0 CacheDifferent
32 KB per WGP
N/A
L1 CacheDifferent
128 KB per Array
16 KB (per CU)
L2 CacheDifferent
4 MB
512 KB
L3 CacheDifferent
64 MB
N/A

Theoretical Performance

FeatureAMD Radeon RX 7800 XTAMD Radeon HD 7850
Pixel RateDifferent
233.3 GPixel/s
27.52 GPixel/s
Texture RateDifferent
583.2 GTexel/s
55.04 GTexel/s
FP16 (half)Different
74.65 TFLOPS (2:1)
N/A
FP32 (float)Different
37.32 TFLOPS
1.761 TFLOPS
FP64 (double)Different
1,166.4 GFLOPS (1:32)
110.1 GFLOPS (1:16)

Board Design

FeatureAMD Radeon RX 7800 XTAMD Radeon HD 7850
Slot Width
Dual-slot
Dual-slot
LengthDifferent
267 mm10.5 inches
210 mm8.3 inches
HeightDifferent
111 mm4.4 inches
N/A
WidthDifferent
50 mm2 inches
N/A
TDPDifferent
263 W
130 W
Suggested PSUDifferent
600 W
300 W
OutputsDifferent
1x HDMI 2.1a3x DisplayPort 2.1
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power ConnectorsDifferent
2x 8-pin
1x 6-pin
Board NumberDifferent
109-D712A7-00_02
109-C40147-00, 109-C40337-00A

Graphics Features

FeatureAMD Radeon RX 7800 XTAMD Radeon HD 7850
DirectXDifferent
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCLDifferent
2.2
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
63
Detailed Features

More Comparisons with AMD Radeon RX 7800 XT

Compare AMD Radeon RX 7800 XT with other GPUs of similar performance

AMD Radeon RX 7800 XT vs GeForce RTX 4070 Ti

GeForce RTX 4070 Ti Performance116%

GeForce RTX 4070 Ti is 16% faster than AMD Radeon RX 7800 XT

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AMD Radeon RX 7800 XT vs GeForce RTX 5070

GeForce RTX 5070 Performance115%

GeForce RTX 5070 is 15% faster than AMD Radeon RX 7800 XT

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AMD Radeon RX 7800 XT vs GeForce RTX 3090

GeForce RTX 3090 Performance113%

GeForce RTX 3090 is 13% faster than AMD Radeon RX 7800 XT

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AMD Radeon RX 7800 XT vs GeForce RTX 3080 Ti

GeForce RTX 3080 Ti Performance111%

GeForce RTX 3080 Ti is 11% faster than AMD Radeon RX 7800 XT

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AMD Radeon RX 7800 XT vs GeForce RTX 4070 SUPER

GeForce RTX 4070 SUPER Performance108%

GeForce RTX 4070 SUPER is 8% faster than AMD Radeon RX 7800 XT

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AMD Radeon RX 7800 XT vs Radeon RX 7900 GRE

Radeon RX 7900 GRE Performance106%

Radeon RX 7900 GRE is 6% faster than AMD Radeon RX 7800 XT

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More Comparisons with AMD Radeon HD 7850

Compare AMD Radeon HD 7850 with other GPUs of similar performance

AMD Radeon HD 7850 vs GeForce GTX 950

GeForce GTX 950 Performance120%

GeForce GTX 950 is 20% faster than AMD Radeon HD 7850

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AMD Radeon HD 7850 vs Radeon RX 560

Radeon RX 560 Performance113%

Radeon RX 560 is 13% faster than AMD Radeon HD 7850

Compare Detailed Specs

AMD Radeon HD 7850 vs GeForce GTX 570

GeForce GTX 570 Performance111%

GeForce GTX 570 is 11% faster than AMD Radeon HD 7850

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AMD Radeon HD 7850 vs GeForce GTX 660

GeForce GTX 660 Performance111%

GeForce GTX 660 is 11% faster than AMD Radeon HD 7850

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AMD Radeon HD 7850 vs Radeon R7 370

Radeon R7 370 Performance110%

Radeon R7 370 is 10% faster than AMD Radeon HD 7850

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AMD Radeon HD 7850 vs Radeon HD 6970

Radeon HD 6970 Performance106%

Radeon HD 6970 is 6% faster than AMD Radeon HD 7850

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