L40G vs ATI Radeon X1800 XT
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | R500 (2005−2007) | Ada Lovelace (2022−2024) |
| GPU code name | R520 | AD102 |
| Market segment | Desktop | Workstation |
| Release date | 1 October 2005 (20 years ago) | 13 October 2022 (3 years ago) |
| Launch price (MSRP) | $549 | no data |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | no data | 18176 |
| Core clock speed | 600 MHz | 1005 MHz |
| Boost clock speed | no data | 2475 MHz |
| Number of transistors | 321 million | 76,300 million |
| Manufacturing process technology | 90 nm | 4 nm |
| Power consumption (TDP) | 113 Watt | 300 Watt |
| Texture fill rate | 9.600 | 1,406 |
| Floating-point processing power | no data | 89.97 TFLOPS |
| ROPs | 16 | 192 |
| TMUs | 16 | 568 |
| Tensor Cores | no data | 568 |
| Ray Tracing Cores | no data | 142 |
| L1 Cache | no data | 17.8 MB |
| L2 Cache | no data | 48 MB |
Form factor & 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 | no data | 267 mm |
| Width | 2-slot | 2-slot |
| Supplementary power connectors | 1x 6-pin | 1x 16-pin |
VRAM capacity and type
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 | GDDR6 |
| Maximum RAM amount | 512 MB | 24 GB |
| Memory bus width | 256 Bit | 384 Bit |
| Memory clock speed | 700 MHz | 2250 MHz |
| Memory bandwidth | 44.8 GB/s | 864.0 GB/s |
| Resizable BAR | - | + |
Connectivity and outputs
This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.
| Display Connectors | 2x DVI, 1x S-Video | 1x HDMI 2.1, 3x DisplayPort 1.4a |
| HDMI | - | + |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 9.0c (9_3) | 12 Ultimate (12_2) |
| Shader Model | 3.0 | 6.7 |
| OpenGL | 2.0 | 4.6 |
| OpenCL | N/A | 3.0 |
| Vulkan | N/A | 1.3 |
| CUDA | - | 8.9 |
| DLSS | - | + |
Pros & cons summary
| Recency | 1 October 2005 | 13 October 2022 |
| Maximum RAM amount | 512 MB | 24 GB |
| Chip lithography | 90 nm | 4 nm |
| Power consumption (TDP) | 113 Watt | 300 Watt |
ATI X1800 XT has 165.5% lower power consumption.
L40G, on the other hand, has an age advantage of 17 years, a 4700% higher maximum VRAM amount, and a 2150% more advanced lithography process.
We couldn't decide between Radeon X1800 XT and L40G. We've got no test results to judge.
Be aware that Radeon X1800 XT is a desktop graphics card while L40G is a workstation one.
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