Radeon RX 6900 XT vs HD 8590M
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 28 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 30.04 |
| Power efficiency | no data | 15.83 |
| Architecture | GCN 1.0 (2011−2020) | RDNA 2.0 (2020−2024) |
| GPU code name | Sun | Navi 21 |
| Market segment | Laptop | Desktop |
| Release date | 1 March 2013 (12 years ago) | 28 October 2020 (4 years ago) |
| Launch price (MSRP) | no data | $999 |
Cost-effectiveness evaluation
The higher the performance-to-price ratio, the better. We use the manufacturer's recommended prices for comparison.
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 | 5120 |
| Core clock speed | 750 MHz | 1825 MHz |
| Boost clock speed | 825 MHz | 2250 MHz |
| Number of transistors | 690 million | 26,800 million |
| Manufacturing process technology | 28 nm | 7 nm |
| Power consumption (TDP) | no data | 300 Watt |
| Texture fill rate | 16.50 | 720.0 |
| Floating-point processing power | 0.528 TFLOPS | 23.04 TFLOPS |
| ROPs | 8 | 128 |
| TMUs | 20 | 320 |
| Ray Tracing Cores | no data | 80 |
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).
| Laptop size | medium sized | no data |
| Interface | PCIe 3.0 x8 | PCIe 4.0 x16 |
| Length | no data | 267 mm |
| Width | no data | 3-slot |
| Supplementary power connectors | no data | 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 | GDDR6 |
| Maximum RAM amount | 1 GB | 16 GB |
| Memory bus width | 64 Bit | 256 Bit |
| Memory clock speed | 1125 MHz | 2000 MHz |
| Memory bandwidth | 36 GB/s | 512.0 GB/s |
| Shared memory | - | - |
| Resizable BAR | - | + |
Connectivity and outputs
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 | No outputs | 1x HDMI, 2x DisplayPort, 1x USB Type-C |
| HDMI | - | + |
API and SDK compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_1) | 12 Ultimate (12_2) |
| Shader Model | 5.1 | 6.5 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 2.1 |
| Vulkan | 1.2.131 | 1.2 |
Pros & cons summary
| Recency | 1 March 2013 | 28 October 2020 |
| Maximum RAM amount | 1 GB | 16 GB |
| Chip lithography | 28 nm | 7 nm |
RX 6900 XT has an age advantage of 7 years, a 1500% higher maximum VRAM amount, and a 300% more advanced lithography process.
We couldn't decide between Radeon HD 8590M and Radeon RX 6900 XT. We've got no test results to judge.
Be aware that Radeon HD 8590M is a notebook card while Radeon RX 6900 XT is a desktop one.
Other comparisons
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