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GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

NVIDIA GeForce RTX 4080

1388%
1388%

AMD Radeon HD 7850

7%
7%
NVIDIA GeForce RTX 4080 is approximately 1381% faster

Technical Specifications

SpecificationNVIDIA GeForce RTX 4080AMD Radeon HD 7850
Graphics ProcessorDifferent
AD103
Pitcairn
CoresDifferent
9728
1024
TMUsDifferent
304
64
ROPsDifferent
112
32
Memory SizeDifferent
16 GB
2 GB
Memory TypeDifferent
GDDR6X
GDDR5
Bus Width
256 bit
256 bit

Graphics Processor

FeatureNVIDIA GeForce RTX 4080AMD Radeon HD 7850
GPU NameDifferent
AD103
Pitcairn
GPU VariantDifferent
AD103-300-A1
Pitcairn PRO(215-0828062)
ArchitectureDifferent
Ada Lovelace
GCN 1.0
Foundry
TSMC
TSMC
Process SizeDifferent
5 nm
28 nm
TransistorsDifferent
45,900 million
2,800 million
DensityDifferent
121.1M / mm²
13.2M / mm²
Die SizeDifferent
379 mm²
212 mm²
Chip PackageDifferent
N/A
FCBGA-1737

Graphics Card

FeatureNVIDIA GeForce RTX 4080AMD Radeon HD 7850
Release DateDifferent
Sep 20th, 2022
Mar 5th, 2012
AvailabilityDifferent
Nov 16th, 2022
N/A
GenerationDifferent
GeForce 40
Southern Islands(HD 7800)
PredecessorDifferent
GeForce 30
Northern Islands
SuccessorDifferent
GeForce 50
Sea Islands
ProductionDifferent
Active
End-of-life
Launch PriceDifferent
1,199 USD
249 USD
Current PriceDifferent
Amazon/Newegg
N/A
Bus InterfaceDifferent
PCIe 4.0 x16
PCIe 3.0 x16
ReviewsDifferent
50 in our database
71 in our database

Clock Speeds

FeatureNVIDIA GeForce RTX 4080AMD Radeon HD 7850
Base ClockDifferent
2205 MHz
N/A
Boost ClockDifferent
2505 MHz
N/A
Memory ClockDifferent
1400 MHz22.4 Gbps effective
1200 MHz4.8 Gbps effective
GPU ClockDifferent
N/A
860 MHz

Memory

FeatureNVIDIA GeForce RTX 4080AMD Radeon HD 7850
Memory SizeDifferent
16 GB
2 GB
Memory TypeDifferent
GDDR6X
GDDR5
Memory Bus
256 bit
256 bit
BandwidthDifferent
716.8 GB/s
153.6 GB/s

Render Config

FeatureNVIDIA GeForce RTX 4080AMD Radeon HD 7850
Shading UnitsDifferent
9728
1024
TMUsDifferent
304
64
ROPsDifferent
112
32
SM CountDifferent
76
N/A
Tensor CoresDifferent
304
N/A
RT CoresDifferent
76
N/A
L1 CacheDifferent
128 KB (per SM)
16 KB (per CU)
L2 CacheDifferent
64 MB
512 KB
Compute UnitsDifferent
N/A
16

Theoretical Performance

FeatureNVIDIA GeForce RTX 4080AMD Radeon HD 7850
Pixel RateDifferent
280.6 GPixel/s
27.52 GPixel/s
Texture RateDifferent
761.5 GTexel/s
55.04 GTexel/s
FP16 (half)Different
48.74 TFLOPS (1:1)
N/A
FP32 (float)Different
48.74 TFLOPS
1.761 TFLOPS
FP64 (double)Different
761.5 GFLOPS (1:64)
110.1 GFLOPS (1:16)

Board Design

FeatureNVIDIA GeForce RTX 4080AMD Radeon HD 7850
Slot WidthDifferent
Triple-slot
Dual-slot
LengthDifferent
310 mm12.2 inches
210 mm8.3 inches
HeightDifferent
140 mm5.5 inches
N/A
WidthDifferent
61 mm2.4 inches
N/A
TDPDifferent
320 W
130 W
Suggested PSUDifferent
700 W
300 W
OutputsDifferent
1x HDMI 2.13x DisplayPort 1.4a
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power ConnectorsDifferent
1x 16-pin
1x 6-pin
Board NumberDifferent
PG139 SKU 360
109-C40147-00, 109-C40337-00A

Graphics Features

FeatureNVIDIA GeForce RTX 4080AMD Radeon HD 7850
DirectXDifferent
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCLDifferent
3.0
2.1 (1.2)
VulkanDifferent
1.3
1.2.170
CUDADifferent
8.9
N/A
Shader ModelDifferent
6.8
6.5 (5.1)

Comparison Summary

7
Specifications Compared
8
Feature Categories
56
Detailed Features

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