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GPU Comparison

Side-by-side comparison of specifications and performance

AMD Radeon RX 7900 GRE

AMD Radeon RX 7900 GRE

AMD Radeon R9 285

AMD Radeon R9 285

Performance Comparison

AMD Radeon RX 7900 GRE

642%
642%

AMD Radeon R9 285

16%
16%
AMD Radeon RX 7900 GRE is approximately 626% faster

Technical Specifications

SpecificationAMD Radeon RX 7900 GREAMD Radeon R9 285
Graphics ProcessorDifferent
Navi 31
Tonga
CoresDifferent
5120
1792
TMUsDifferent
320
112
ROPsDifferent
160
32
Memory SizeDifferent
16 GB
2 GB
Memory TypeDifferent
GDDR6
GDDR5
Bus Width
256 bit
256 bit

Graphics Processor

FeatureAMD Radeon RX 7900 GREAMD Radeon R9 285
GPU NameDifferent
Navi 31
Tonga
CodenameDifferent
Plum Bonito
N/A
GPU VariantDifferent
Navi 31 XL(215-145000206)
Tonga PRO(215-0851128)
ArchitectureDifferent
RDNA 3.0
GCN 3.0
Foundry
TSMC
TSMC
Process SizeDifferent
5 nm
28 nm
MCD ProcessDifferent
6 nm
N/A
Process TypeDifferent
N5 / N6 FinFET
N/A
TransistorsDifferent
57,700 million
5,000 million
GCD TransistorsDifferent
45,400 million
N/A
MCD TransistorsDifferent
2,050 million x6
N/A
DensityDifferent
109.1M / mm²
13.7M / mm²
GCD DensityDifferent
150.2M / mm²
N/A
MCD DensityDifferent
54.64M / mm²
N/A
Die SizeDifferent
529 mm²
366 mm²
GCD Die SizeDifferent
304.35 mm²
N/A
MCD Die SizeDifferent
37.52 mm² x6
N/A
Chip PackageDifferent
MCM
N/A

Graphics Card

FeatureAMD Radeon RX 7900 GREAMD Radeon R9 285
Release DateDifferent
Jul 27th, 2023
Sep 2nd, 2014
GenerationDifferent
Navi III(RX 7000)
Volcanic Islands(R9 200)
PredecessorDifferent
Navi II
Sea Islands
SuccessorDifferent
Navi IV
Pirate Islands
ProductionDifferent
Active
End-of-life
Launch PriceDifferent
549 USD
249 USD
Current PriceDifferent
Amazon/Newegg
N/A
Bus InterfaceDifferent
PCIe 4.0 x16
PCIe 3.0 x16
ReviewsDifferent
34 in our database
59 in our database

Clock Speeds

FeatureAMD Radeon RX 7900 GREAMD Radeon R9 285
Base ClockDifferent
1287 MHz
N/A
Shader ClockDifferent
1880 MHz
N/A
Game ClockDifferent
1880 MHz
N/A
Boost ClockDifferent
2245 MHz
N/A
Memory ClockDifferent
2250 MHz18 Gbps effective
1375 MHz5.5 Gbps effective
GPU ClockDifferent
N/A
918 MHz

Memory

FeatureAMD Radeon RX 7900 GREAMD Radeon R9 285
Memory SizeDifferent
16 GB
2 GB
Memory TypeDifferent
GDDR6
GDDR5
Memory Bus
256 bit
256 bit
BandwidthDifferent
576.0 GB/s
176.0 GB/s

Render Config

FeatureAMD Radeon RX 7900 GREAMD Radeon R9 285
Shading UnitsDifferent
5120
1792
TMUsDifferent
320
112
ROPsDifferent
160
32
Compute UnitsDifferent
80
28
Matrix CoresDifferent
160
N/A
RT CoresDifferent
80
N/A
L0 CacheDifferent
64 KB per WGP
N/A
L1 CacheDifferent
256 KB per Array
16 KB (per CU)
L2 CacheDifferent
6 MB
512 KB
L3 CacheDifferent
64 MB
N/A

Theoretical Performance

FeatureAMD Radeon RX 7900 GREAMD Radeon R9 285
Pixel RateDifferent
359.2 GPixel/s
29.38 GPixel/s
Texture RateDifferent
718.4 GTexel/s
102.8 GTexel/s
FP16 (half)Different
91.96 TFLOPS (2:1)
3.290 TFLOPS (1:1)
FP32 (float)Different
45.98 TFLOPS
3.290 TFLOPS
FP64 (double)Different
1,436.8 GFLOPS (1:32)
205.6 GFLOPS (1:16)

Board Design

FeatureAMD Radeon RX 7900 GREAMD Radeon R9 285
Slot Width
Dual-slot
Dual-slot
LengthDifferent
276 mm10.9 inches
221 mm8.7 inches
HeightDifferent
110 mm4.3 inches
109 mm4.3 inches
WidthDifferent
51 mm2 inches
36 mm1.4 inches
TDPDifferent
260 W
190 W
Suggested PSUDifferent
600 W
450 W
OutputsDifferent
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power ConnectorsDifferent
2x 8-pin
2x 6-pin
Board NumberDifferent
109-D712A7-00_02
C766

Graphics Features

FeatureAMD Radeon RX 7900 GREAMD Radeon R9 285
DirectXDifferent
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCLDifferent
2.2
2.1
VulkanDifferent
1.3
1.2.170
Shader ModelDifferent
6.8
6.5

Comparison Summary

7
Specifications Compared
8
Feature Categories
66
Detailed Features

More Comparisons with AMD Radeon RX 7900 GRE

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

AMD Radeon RX 7900 GRE vs GeForce RTX 3090 Ti

GeForce RTX 3090 Ti Performance119%

GeForce RTX 3090 Ti is 19% faster than AMD Radeon RX 7900 GRE

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AMD Radeon RX 7900 GRE vs GeForce RTX 4070 Ti SUPER

GeForce RTX 4070 Ti SUPER Performance119%

GeForce RTX 4070 Ti SUPER is 19% faster than AMD Radeon RX 7900 GRE

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AMD Radeon RX 7900 GRE vs Radeon RX 9070

Radeon RX 9070 Performance119%

Radeon RX 9070 is 19% faster than AMD Radeon RX 7900 GRE

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AMD Radeon RX 7900 GRE vs GeForce RTX 4070 Ti

GeForce RTX 4070 Ti Performance109%

GeForce RTX 4070 Ti is 9% faster than AMD Radeon RX 7900 GRE

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AMD Radeon RX 7900 GRE vs GeForce RTX 5070

GeForce RTX 5070 Performance108%

GeForce RTX 5070 is 8% faster than AMD Radeon RX 7900 GRE

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AMD Radeon RX 7900 GRE vs GeForce RTX 3090

GeForce RTX 3090 Performance106%

GeForce RTX 3090 is 6% faster than AMD Radeon RX 7900 GRE

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More Comparisons with AMD Radeon R9 285

Compare AMD Radeon R9 285 with other GPUs of similar performance

AMD Radeon R9 285 vs Radeon HD 7970 GHz Edition

Radeon HD 7970 GHz Edition Performance114%

Radeon HD 7970 GHz Edition is 14% faster than AMD Radeon R9 285

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AMD Radeon R9 285 vs GeForce GTX 590

GeForce GTX 590 Performance114%

GeForce GTX 590 is 14% faster than AMD Radeon R9 285

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AMD Radeon R9 285 vs Radeon R9 280X

Radeon R9 280X Performance112%

Radeon R9 280X is 12% faster than AMD Radeon R9 285

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AMD Radeon R9 285 vs Radeon HD 6990

Radeon HD 6990 Performance110%

Radeon HD 6990 is 10% faster than AMD Radeon R9 285

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AMD Radeon R9 285 vs GeForce GTX 1050 Ti

GeForce GTX 1050 Ti Performance104%

GeForce GTX 1050 Ti is 4% faster than AMD Radeon R9 285

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AMD Radeon R9 285 vs GeForce GTX 680

GeForce GTX 680 Performance102%

GeForce GTX 680 is 2% faster than AMD Radeon R9 285

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