A100 SXM4 80 GB vs ATI Radeon HD 4650
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1258 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 0.95 | no data |
| Architecture | TeraScale (2005−2013) | Ampere (2020−2025) |
| GPU code name | RV730 | GA100 |
| Market segment | Desktop | Workstation |
| Release date | 10 September 2008 (17 years ago) | 16 November 2020 (4 years ago) |
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 | 320 | 6912 |
| Core clock speed | 600 MHz | 1095 MHz |
| Boost clock speed | no data | 1410 MHz |
| Number of transistors | 514 million | 54,200 million |
| Manufacturing process technology | 55 nm | 7 nm |
| Power consumption (TDP) | 48 Watt | 400 Watt |
| Texture fill rate | 19.20 | 609.1 |
| Floating-point processing power | 0.384 TFLOPS | 19.49 TFLOPS |
| ROPs | 8 | 160 |
| TMUs | 32 | 432 |
| Tensor Cores | no data | 432 |
| L1 Cache | 64 KB | 20.3 MB |
| L2 Cache | 128 KB | 40 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 2.0 x16 | PCIe 4.0 x16 |
| Length | 193 mm | no data |
| Width | 1-slot | IGP |
| Supplementary power connectors | no data | None |
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 | HBM2e |
| Maximum RAM amount | 256 MB | 80 GB |
| Memory bus width | 128 Bit | 5120 Bit |
| Memory clock speed | 700 MHz | 1593 MHz |
| Memory bandwidth | 22.4 GB/s | 2,039 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 | No outputs |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 10.1 (10_1) | N/A |
| Shader Model | 4.1 | N/A |
| OpenGL | 3.3 | N/A |
| OpenCL | 1.1 | 2.0 |
| Vulkan | N/A | N/A |
| CUDA | - | 8.0 |
| DLSS | - | + |
Pros & cons summary
| Recency | 10 September 2008 | 16 November 2020 |
| Maximum RAM amount | 256 MB | 80 GB |
| Chip lithography | 55 nm | 7 nm |
| Power consumption (TDP) | 48 Watt | 400 Watt |
ATI HD 4650 has 733.3% lower power consumption.
A100 SXM4 80 GB, on the other hand, has an age advantage of 12 years, a 31900% higher maximum VRAM amount, and a 685.7% more advanced lithography process.
We couldn't decide between Radeon HD 4650 and A100 SXM4 80 GB. We've got no test results to judge.
Be aware that Radeon HD 4650 is a desktop graphics card while A100 SXM4 80 GB is a workstation one.
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