AMD Radeon RX 640 Mobile was released on May 13th, 2019. The video card is equipped with 2 GB of GDDR5 memory with a bandwidth of 48.00 GB/s. It uses a PCIe 3.0 x8 and has a 64 bit memory bus. AMD Radeon RX 640 Mobile is powered by an GCN 4.0 processor with 14 nm technology, 2200 million transistors, and has a die size of 103 mm². The card comes with connectors. The TDP (thermal design power) of this card is , and a power supply is recommended.
In terms of performance, the Pixel Rate is 19.49 GPixel/s, texture rate is 48.72 GTexel/s, and the device can perform 1559 GFLOPS. The video card is compatible with DirectX 12 (12_0), OpenGL version 4.6, OpenCL version 2.1, and Vulkan version 1.2.
Graphics Processor| GPU Name: | AMD Radeon RX 640 Mobile |
| GPU Variant: | Polaris 23 XT |
| Processor: | GCN 4.0 |
| Foundry: | GlobalFoundries |
| Technology: | 14 nm |
| Transistors: | 2200 million |
| Die Size: | 103 mm² |
General information| Release Date: | May 13th, 2019 |
| Generation: | Mobility Radeon (M600) |
| Predecessor: | Crystal System |
| Production: | Active |
| Bus Interface: | PCIe 3.0 x8 |
Clock Speeds| Base Clock Speed: | 1082 MHz |
| Boost Clock Speed: | 1218 MHz |
| Memory Clock: | 1500 MHz 6 Gbps effective |
Memory specs| RAM: | 2 GB |
| Type of memory: | GDDR5 |
| Memory Bus: | 64 bit |
| Memory Bandwidth: | 48.00 GB/s |
Render Config| Shading Units: | 640 |
| TMUs: | 40 |
| ROPs: | 16 |
| Compute units: | 10 |
| L1 Cache: | 16 KB (per CU) |
| L2 Cache: | 512 KB |
Board specs| Slot Width: | Dual-slot |
| TDP: | 50 W |
| Outputs: | No outputs |
| Power Connectors: | None |
Technology Support| DirectX: | 12 (12_0) |
| OpenGL: | 4.6 |
| OpenCL: | 2.1 |
| Vulkan: | 1.2 |
| Tests | Score | Reference (max) |
|---|---|---|
| Pixel Fillrate: | 19.49 GPixel/s | 691.2 GPixel/s (AMD Radeon RX 7900 XT) |
| Texture Fillrate: | 48.72 GTexel/s | 2074 GTexel/s (AMD Radeon RX 7900 XT) |
| FP16 (half): | 1559 GFLOPS (1:1) | 383000 GFLOPS (8:1) (AMD Radeon Instinct MI250X) |
| FP32 (float): | 1559 GFLOPS | 95420 GFLOPS (NVIDIA GeForce RTX 4090 Ti) |
| FP64 (double): | 97.44 GFLOPS (1:16) | 47870 GFLOPS (1:1) (AMD Radeon Instinct MI250X) |
| Unified Shaders: | 640 | 17408 (NVIDIA GeForce RTX 4090 Ti) |
| Texture Mapping Units: | 40 | 880 (AMD Radeon Instinct MI250X) |
| Render Output Units: | 16 | 256 (AMD Radeon RX 7900 XT) |
| Tests | Score | Reference (max) |
|---|---|---|
| Passmark (G3D): | 1810 | 39627 (NVIDIA GeForce RTX 4090) |
| PassMark (G2D): | 311 | 1325 (NVIDIA GeForce RTX 4090) |
| Low, 1024×768 | 64.35 |
| Medium, 1366×768 | 38.90 |
| High, 1920×1080 | 19.80 |
| Ultra, 1920×1080 | 11.30 |
AMD Radeon RX 640 Mobile
The memory size is 2 GB.
It uses GDDR5 memory.
The base clock speed is 1082 MHz.
The boost clock speed is 1218 MHz.
The TDP is 50 W.
No outputs
It requires None power connector(s).
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