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GPU Comparison

Side-by-side comparison of specifications and performance

AMD Radeon RX 7900 XTX

AMD Radeon RX 7900 XTX

AMD Radeon HD 6850

AMD Radeon HD 6850

Performance Comparison

AMD Radeon RX 7900 XTX

1980%
1980%

AMD Radeon HD 6850

5%
5%
AMD Radeon RX 7900 XTX is approximately 1975% faster

Technical Specifications

SpecificationAMD Radeon RX 7900 XTXAMD Radeon HD 6850
Graphics ProcessorDifferent
Navi 31
Barts
CoresDifferent
6144
960
TMUsDifferent
384
48
ROPsDifferent
192
32
Memory SizeDifferent
24 GB
1024 MB
Memory TypeDifferent
GDDR6
GDDR5
Bus WidthDifferent
384 bit
256 bit

Graphics Processor

FeatureAMD Radeon RX 7900 XTXAMD Radeon HD 6850
GPU NameDifferent
Navi 31
Barts
CodenameDifferent
Plum Bonito
N/A
GPU VariantDifferent
Navi 31 XTX(215-145000146)
Barts PRO(215-0798006)
ArchitectureDifferent
RDNA 3.0
TeraScale 2
Foundry
TSMC
TSMC
Process SizeDifferent
5 nm
40 nm
MCD ProcessDifferent
6 nm
N/A
Process TypeDifferent
N5 / N6 FinFET
N/A
TransistorsDifferent
57,700 million
1,700 million
GCD TransistorsDifferent
45,400 million
N/A
MCD TransistorsDifferent
2,050 million x6
N/A
DensityDifferent
109.1M / mm²
6.7M / mm²
GCD DensityDifferent
150.2M / mm²
N/A
MCD DensityDifferent
54.64M / mm²
N/A
Die SizeDifferent
529 mm²
255 mm²
GCD Die SizeDifferent
304.35 mm²
N/A
MCD Die SizeDifferent
37.52 mm² x6
N/A
Chip PackageDifferent
MCM
HFCBGA-1737

Graphics Card

FeatureAMD Radeon RX 7900 XTXAMD Radeon HD 6850
Release DateDifferent
Nov 3rd, 2022
Oct 21st, 2010
AvailabilityDifferent
Dec 13th, 2022
N/A
GenerationDifferent
Navi III(RX 7000)
Northern Islands(HD 6800)
PredecessorDifferent
Navi II
Evergreen
SuccessorDifferent
Navi IV
Southern Islands
ProductionDifferent
Active
End-of-life
Launch PriceDifferent
999 USD
179 USD
Current PriceDifferent
Amazon/Newegg
N/A
Bus InterfaceDifferent
PCIe 4.0 x16
PCIe 2.0 x16
ReviewsDifferent
43 in our database
105 in our database

Clock Speeds

FeatureAMD Radeon RX 7900 XTXAMD Radeon HD 6850
Base ClockDifferent
1929 MHz
N/A
Shader ClockDifferent
2269 MHz
N/A
Game ClockDifferent
2365 MHz
N/A
Boost ClockDifferent
2498 MHz
N/A
Memory ClockDifferent
2500 MHz20 Gbps effective
1000 MHz4 Gbps effective
GPU ClockDifferent
N/A
775 MHz

Memory

FeatureAMD Radeon RX 7900 XTXAMD Radeon HD 6850
Memory SizeDifferent
24 GB
1024 MB
Memory TypeDifferent
GDDR6
GDDR5
Memory BusDifferent
384 bit
256 bit
BandwidthDifferent
960.0 GB/s
128.0 GB/s

Render Config

FeatureAMD Radeon RX 7900 XTXAMD Radeon HD 6850
Shading UnitsDifferent
6144
960
TMUsDifferent
384
48
ROPsDifferent
192
32
Compute UnitsDifferent
96
12
Matrix CoresDifferent
192
N/A
RT CoresDifferent
96
N/A
L0 CacheDifferent
64 KB per WGP
N/A
L1 CacheDifferent
256 KB per Array
8 KB (per CU)
L2 CacheDifferent
6 MB
512 KB
L3 CacheDifferent
96 MB
N/A

Theoretical Performance

FeatureAMD Radeon RX 7900 XTXAMD Radeon HD 6850
Pixel RateDifferent
479.6 GPixel/s
24.80 GPixel/s
Texture RateDifferent
959.2 GTexel/s
37.20 GTexel/s
FP16 (half)Different
122.8 TFLOPS (2:1)
N/A
FP32 (float)Different
61.39 TFLOPS
1,488.0 GFLOPS
FP64 (double)Different
1.918 TFLOPS (1:32)
N/A

Board Design

FeatureAMD Radeon RX 7900 XTXAMD Radeon HD 6850
Slot Width
Dual-slot
Dual-slot
LengthDifferent
287 mm11.3 inches
198 mm7.8 inches
HeightDifferent
110 mm4.3 inches
N/A
WidthDifferent
51 mm2 inches
N/A
TDPDifferent
355 W
127 W
Suggested PSUDifferent
750 W
300 W
OutputsDifferent
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Power ConnectorsDifferent
2x 8-pin
1x 6-pin
Board NumberDifferent
109-D702A7-00_02
109-C22301-00B

Graphics Features

FeatureAMD Radeon RX 7900 XTXAMD Radeon HD 6850
DirectXDifferent
12 Ultimate (12_2)
11.2 (11_0)
OpenGLDifferent
4.6
4.4
OpenCLDifferent
2.2
1.2
VulkanDifferent
1.3
N/A
Shader ModelDifferent
6.8
5.0

Comparison Summary

7
Specifications Compared
8
Feature Categories
67
Detailed Features

More Comparisons with AMD Radeon RX 7900 XTX

Compare AMD Radeon RX 7900 XTX with other GPUs of similar performance

AMD Radeon RX 7900 XTX vs GeForce RTX 5080

GeForce RTX 5080 Performance113%

GeForce RTX 5080 is 13% faster than AMD Radeon RX 7900 XTX

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AMD Radeon RX 7900 XTX vs GeForce RTX 4080 SUPER

GeForce RTX 4080 SUPER Performance101%

GeForce RTX 4080 SUPER is 1% faster than AMD Radeon RX 7900 XTX

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AMD Radeon RX 7900 XTX vs GeForce RTX 4080

GeForce RTX 4080 Performance100%

GeForce RTX 4080 is 0% slower than AMD Radeon RX 7900 XTX

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AMD Radeon RX 7900 XTX vs Radeon RX 7900 XTX

Radeon RX 7900 XTX Performance100%

Radeon RX 7900 XTX is 0% slower than AMD Radeon RX 7900 XTX

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AMD Radeon RX 7900 XTX vs GeForce RTX 5070 Ti

GeForce RTX 5070 Ti Performance99%

GeForce RTX 5070 Ti is 1% slower than AMD Radeon RX 7900 XTX

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AMD Radeon RX 7900 XTX vs Radeon RX 9070 XT

Radeon RX 9070 XT Performance94%

Radeon RX 9070 XT is 6% slower than AMD Radeon RX 7900 XTX

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More Comparisons with AMD Radeon HD 6850

Compare AMD Radeon HD 6850 with other GPUs of similar performance

AMD Radeon HD 6850 vs GeForce GTX 470

GeForce GTX 470 Performance116%

GeForce GTX 470 is 16% faster than AMD Radeon HD 6850

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AMD Radeon HD 6850 vs GeForce GTX 650 Ti

GeForce GTX 650 Ti Performance111%

GeForce GTX 650 Ti is 11% faster than AMD Radeon HD 6850

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AMD Radeon HD 6850 vs Radeon HD 5850

Radeon HD 5850 Performance109%

Radeon HD 5850 is 9% faster than AMD Radeon HD 6850

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AMD Radeon HD 6850 vs GeForce GTX 285

GeForce GTX 285 Performance102%

GeForce GTX 285 is 2% faster than AMD Radeon HD 6850

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AMD Radeon HD 6850 vs Radeon HD 6850

Radeon HD 6850 Performance100%

Radeon HD 6850 is 0% slower than AMD Radeon HD 6850

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AMD Radeon HD 6850 vs GeForce GTX 280

GeForce GTX 280 Performance94%

GeForce GTX 280 is 6% slower than AMD Radeon HD 6850

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