CMP 40HX vs GeForce GT 640 OEM
Aggregate performance score
We've compared GeForce GT 640 OEM with CMP 40HX, including specs and performance data.
CMP 40HX outperforms 640 OEM by a whopping 1373% based on our aggregate benchmark results.
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1011 | 278 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 11.37 |
| Power efficiency | 2.37 | 9.44 |
| Architecture | Kepler (2012−2018) | Turing (2018−2022) |
| GPU code name | GK107 | TU106 |
| Market segment | Desktop | Workstation |
| Release date | 24 April 2012 (13 years ago) | 25 February 2021 (5 years ago) |
| Launch price (MSRP) | no data | $699 |
Cost-effectiveness evaluation
The higher the ratio, the better. We use the manufacturer's recommended prices.
Performance to price scatter graph
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 | 384 | 2304 |
| Core clock speed | 797 MHz | 1470 MHz |
| Boost clock speed | no data | 1650 MHz |
| Number of transistors | 1,270 million | 10,800 million |
| Manufacturing process technology | 28 nm | 12 nm |
| Power consumption (TDP) | 50 Watt | 185 Watt |
| Texture fill rate | 25.50 | 237.6 |
| Floating-point processing power | 0.6121 TFLOPS | 7.603 TFLOPS |
| ROPs | 16 | 64 |
| TMUs | 32 | 144 |
| Tensor Cores | no data | 288 |
| Ray Tracing Cores | no data | 36 |
| L1 Cache | 32 KB | 2.3 MB |
| L2 Cache | 256 KB | 4 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 3.0 x16 | PCIe 1.0 x4 |
| Length | 145 mm | 229 mm |
| Width | 1-slot | 2-slot |
| Supplementary power connectors | None | 1x 8-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 | DDR3 | GDDR6 |
| Maximum RAM amount | 2 GB | 8 GB |
| Memory bus width | 128 Bit | 256 Bit |
| Memory clock speed | 891 MHz | 1750 MHz |
| Memory bandwidth | 28.51 GB/s | 448.0 GB/s |
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 | 1x DVI, 1x HDMI, 1x DisplayPort | No outputs |
| HDMI | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 12 Ultimate (12_2) |
| Shader Model | 5.1 | 6.8 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.1.126 | 1.3 |
| CUDA | 3.0 | 7.5 |
| DLSS | - | + |
Gaming performance
Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.
Pros & cons summary
| Performance score | 1.54 | 22.68 |
| Recency | 24 April 2012 | 25 February 2021 |
| Maximum RAM amount | 2 GB | 8 GB |
| Chip lithography | 28 nm | 12 nm |
| Power consumption (TDP) | 50 Watt | 185 Watt |
GT 640 OEM has 270% lower power consumption.
CMP 40HX, on the other hand, has a 1373% higher aggregate performance score, an age advantage of 8 years, a 300% higher maximum VRAM amount, and a 133% more advanced lithography process.
The CMP 40HX is our recommended choice as it beats the GeForce GT 640 OEM in performance tests.
Be aware that GeForce GT 640 OEM is a desktop graphics card while CMP 40HX is a workstation one.
Other comparisons
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