NVIDIA GeForce RTX 4090 vs AMD Radeon HD 7850

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Combined performance score

HD 7850
9.94

GeForce RTX 4090 outperforms Radeon HD 7850 by 906% in our combined benchmark results.

General info

GPU architecture, market segment, value for money and other general parameters compared.

Place in performance ranking4151
Place by popularitynot in top-1007
Value for money1.3810.69
ArchitectureGCN 1.0 (2012−2020)Ada Lovelace
GPU code namePitcairnAD102-300-A1
Market segmentDesktopDesktop
Designreferenceno data
Release date5 March 2012 (12 years old)20 September 2022 (1 year old)
Launch price (MSRP)$249 $1,599
Current price$267 (1.1x MSRP)$1756 (1.1x MSRP)
Value for money

Performance to price ratio. The higher, the better.

RTX 4090 has 675% better value for money than HD 7850.

Technical specs

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores102416384
Core clock speedno data2235 MHz
Boost clock speed1000 MHz2520 MHz
Number of transistors2,800 million76,300 million
Manufacturing process technology28 nm5 nm
Power consumption (TDP)130 Watt450 Watt
Texture fill rate55.041,290
Floating-point performance1,761 gflopsno data

Size and compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Bus supportPCIe 2.1 x16no data
InterfacePCIe 3.0 x16PCIe 4.0 x16
Length210 mm304 mm
Width2-slot3-slot
Supplementary power connectors1x 6-pin1x 16-pin

Memory

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR5GDDR6X
Maximum RAM amount2 GB24 GB
Memory bus width256 Bit384 Bit
Memory clock speed1200 MHz21000 MHz
Memory bandwidth153.6 GB/s1,008 GB/s
Shared memoryno data-

Video outputs and ports

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors1x DVI, 1x HDMI, 2x mini-DisplayPort1x HDMI 2.1, 3x DisplayPort 1.4a
Eyefinity1no data
HDMI++
DisplayPort support-no data

Technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

AppAcceleration-no data
CrossFire1no data
Enduro-no data
FreeSync1no data
HD3D-no data
PowerTune-no data
TrueAudio-no data
ZeroCore-no data

API support

List of supported graphics and general-purpose computing APIs, including their specific versions.

DirectX1212 Ultimate (12_2)
Shader Model5.16.6
OpenGL4.64.6
OpenCL1.23.0
Vulkan+1.3
Mantle-no data
CUDAno data8.9

Synthetic benchmark performance

Non-gaming benchmark performance comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark performance score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

HD 7850 9.94
RTX 4090 100.00
+906%

GeForce RTX 4090 outperforms Radeon HD 7850 by 906% in our combined benchmark results.


Passmark

This is the most ubiquitous GPU benchmark, part of Passmark PerformanceTest suite. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

Benchmark coverage: 25%

HD 7850 3853
RTX 4090 38762
+906%

GeForce RTX 4090 outperforms Radeon HD 7850 by 906% in Passmark.

3DMark Fire Strike Graphics

Fire Strike is a DirectX 11 benchmark for gaming PCs. It features two separate tests displaying a fight between a humanoid and a fiery creature made of lava. Using 1920x1080 resolution, Fire Strike shows off some realistic graphics and is quite taxing on hardware.

Benchmark coverage: 14%

HD 7850 5210
RTX 4090 73174
+1304%

GeForce RTX 4090 outperforms Radeon HD 7850 by 1304% in 3DMark Fire Strike Graphics.

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

Full HD24−27
−1004%
265
+1004%
1440p21−24
−910%
212
+910%
4K14−16
−971%
150
+971%

Advantages and disadvantages


Performance score 9.94 100.00
Recency 5 March 2012 20 September 2022
Cost $249 $1599
Maximum RAM amount 2 GB 24 GB
Chip lithography 28 nm 5 nm
Power consumption (TDP) 130 Watt 450 Watt

The GeForce RTX 4090 is our recommended choice as it beats the Radeon HD 7850 in performance tests.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

User ratings

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


AMD Radeon HD 7850
Radeon HD 7850
NVIDIA GeForce RTX 4090
GeForce RTX 4090

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User ratings: view and submit

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4.1 758 votes

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Questions and comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.