CMP 170HX vs Radeon R9 280X2
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 | GCN 1.0 (2012−2020) | Ampere (2020−2025) |
| GPU code name | Tahiti | GA100 |
| Market segment | Desktop | Workstation |
| Release date | no data | 1 September 2021 (4 years ago) |
| Launch price (MSRP) | no data | $4,299 |
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 | 2048 ×2 | 4480 |
| Core clock speed | 950 MHz | 1140 MHz |
| Boost clock speed | 1000 MHz | 1410 MHz |
| Number of transistors | 4,313 million | 54,200 million |
| Manufacturing process technology | 28 nm | 7 nm |
| Power consumption (TDP) | 375 Watt | 250 Watt |
| Texture fill rate | 128.0 ×2 | 394.8 |
| Floating-point processing power | 4.096 TFLOPS ×2 | 12.63 TFLOPS |
| ROPs | 32 ×2 | 128 |
| TMUs | 128 ×2 | 280 |
| Tensor Cores | no data | 280 |
| L1 Cache | 512 KB | 13.1 MB |
| L2 Cache | 768 KB | 8 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 4.0 x4 |
| Length | 315 mm | no data |
| Width | 2-slot | IGP |
| Supplementary power connectors | 3x 8-pin | 2x 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 | GDDR5 | HBM2e |
| Maximum RAM amount | 3 GB ×2 | 16 GB |
| Memory bus width | 384 Bit ×2 | 4096 Bit |
| Memory clock speed | 1500 MHz | 1458 MHz |
| Memory bandwidth | 288.0 GB/s ×2 | 1,493 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 | 6x mini-DisplayPort 1.2 | No outputs |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_1) | N/A |
| Shader Model | 6.5 (5.1) | N/A |
| OpenGL | 4.6 | N/A |
| OpenCL | 2.1 (1.2) | 3.0 |
| Vulkan | 1.2.170 | N/A |
| CUDA | - | 8.0 |
| DLSS | - | + |
Pros & cons summary
| Maximum RAM amount | 3 GB | 16 GB |
| Chip lithography | 28 nm | 7 nm |
| Power consumption (TDP) | 375 Watt | 250 Watt |
CMP 170HX has a 433.3% higher maximum VRAM amount, a 300% more advanced lithography process, and 50% lower power consumption.
We couldn't decide between Radeon R9 280X2 and CMP 170HX. We've got no test results to judge.
Be aware that Radeon R9 280X2 is a desktop graphics card while CMP 170HX is a workstation one.
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