Performance to price ratio. The higher, the better.
GeForce RTX 4090 vs 7800 GT
Aggregated performance score
7800 GT
2005
256 MB GDDR3
0.63
RTX 4090
2022
24 GB GDDR6X
100.00
+15773%
RTX 4090 outperforms 7800 GT by 15773% based on our aggregated benchmark results.
General info
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | 1149 | 1 |
| Place by popularity | not in top-100 | 7 |
| Value for money | no data | 10.77 |
| Architecture | Curie (2003−2013) | Ada Lovelace |
| GPU code name | G70 | AD102-300-A1 |
| Market segment | Desktop | Desktop |
| Release date | 11 August 2005 (18 years old) | 20 September 2022 (1 year old) |
| Launch price (MSRP) | $449 | $1,599 |
| Current price | $225 (0.5x MSRP) | $1756 (1.1x MSRP) |
Value for money
7800 GT and RTX 4090 have a nearly equal value for money.
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 cores | no data | 16384 |
| Core clock speed | 400 MHz | 2235 MHz |
| Boost clock speed | no data | 2520 MHz |
| Number of transistors | 302 million | 76,300 million |
| Manufacturing process technology | 110 nm | 5 nm |
| Power consumption (TDP) | 65 Watt | 450 Watt |
| Texture fill rate | 8.000 | 1,290 |
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).
| Interface | PCIe 1.0 x16 | PCIe 4.0 x16 |
| Length | 226 mm | 304 mm |
| Width | 1-slot | 3-slot |
| Supplementary power connectors | 1x 6-pin | 1x 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 type | GDDR3 | GDDR6X |
| Maximum RAM amount | 256 MB | 24 GB |
| Memory bus width | 256 Bit | 384 Bit |
| Memory clock speed | 1000 MHz | 21000 MHz |
| Memory bandwidth | 32 GB/s | 1,008 GB/s |
| Shared memory | no 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 Connectors | 2x DVI, 1x S-Video | 1x HDMI 2.1, 3x DisplayPort 1.4a |
| HDMI | no data | + |
API support
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 9.0c (9_3) | 12 Ultimate (12_2) |
| Shader Model | 3.0 | 6.6 |
| OpenGL | 2.1 | 4.6 |
| OpenCL | N/A | 3.0 |
| Vulkan | N/A | 1.3 |
| CUDA | no data | 8.9 |
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.
RTX 4090 outperforms 7800 GT by 15773% based on our aggregated 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%
RTX 4090 outperforms 7800 GT by 15773% in Passmark.
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 HD | 1−2
−26400%
| 265
+26400%
|
| 1440p | 1−2
−21100%
| 212
+21100%
|
| 4K | 0−1 | 150 |
Advantages and disadvantages
| Performance score | 0.63 | 100.00 |
| Recency | 11 August 2005 | 20 September 2022 |
| Cost | $449 | $1599 |
| Maximum RAM amount | 256 MB | 24 GB |
| Chip lithography | 110 nm | 5 nm |
| Power consumption (TDP) | 65 Watt | 450 Watt |
The GeForce RTX 4090 is our recommended choice as it beats the GeForce 7800 GT in performance tests.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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