Radeon RX 640 OEM

Key Metrics

Save this GPU, then open another GPU page to compare them side by side.

Identity
Entry Type	Reference GPU
Official Name	AMD Radeon RX 640 OEM
Architecture	GCN 4.0
Launch Date	2020-04-09
Core Specs
GPU Die	Polaris 23
Chip Variant / Package	BGA-769
Process Node	GlobalFoundries 14 nm
Transistor Count	2.2 billion
Die Size	103 mm²
Stream Processors	640
TMUs	40
ROPs	16
Base Clock	1,295 MHz
Boost Clock	1,295 MHz
Pixel Fillrate	20.72 GP/s
Texture Fillrate	51.8 GT/s
FP32 Throughput	1.66 TFLOPS
FP16 Throughput	1.66 TFLOPS
FP64 Throughput	0.1 TFLOPS
Memory
Memory Size	4 GB
Memory Type	GDDR5
Memory Bus Width	128-bit
Memory Clock	1,500 MHz
Memory Bandwidth	96 GB/s
L2 Cache	0.5 MB
L1 Cache	16 KB
Board and Display
TDP / TBP	50 W
Recommended PSU	250 W
Interface	PCIe 3.0 x8
Display Outputs	1x DisplayPort 1.4a, 2x mini-DisplayPort 1.4a
Slot Width	Single-slot
Software
Shader Model	6.7
DirectX Support	DirectX 12.0
Vulkan Support	Vulkan 1.3
OpenGL Support	OpenGL 4.6
OpenCL Support	OpenCL 2.1

Sources