GPU Comparison
RADEON
AMD Radeon RX 640 OEM
CORE STATE
Polaris 23
VRAM
4 GB
CLOCK SPEED
—
TDP
50 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2020
VS
GEFORCE
GeForce 9300 + nForce 730i
CORE STATE
C79
VRAM
System Shared
CLOCK SPEED
—
TDP
40 W
BUS WIDTH
System Shared
ARCHITECTURE
Tesla
PROCESS
65 nm
LAUNCH DATE
2008
DETAILED SPECIFICATIONS
SPECIFICATION
RX 640 OEM
9300 + nForce 730i
Core Specs
Shading Units
640
16
-97.5%
Shaders
640
16
-97.5%
TMUs
40
8
-80.0%
ROPs
16
4
-75.0%
Compute Units
10
—
SM Count
—
2
Clocks
GPU Clock
1295 MHz
450 MHz
Shader Clock
—
1100 MHz
Memory Clock
1500 MHz
6 Gbps effective
System Shared
Memory
Memory Size
4 GB
System Shared
VRAM (MB)
4,096
—
Memory Type
GDDR5
System Shared
Memory Bus
128 bit
System Shared
Bandwidth
96.00 GB/s
System Dependent
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
512 KB
—
Performance
Pixel Rate
20.72 GPixel/s
1.800 GPixel/s
Texture Rate
51.80 GTexel/s
3.600 GTexel/s
FP32 (TFLOPS)
1.658 TFLOPS
35.20 GFLOPS
FP64 (TFLOPS)
103.6 GFLOPS (1:16)
—
FP16 (TFLOPS)
1.658 TFLOPS (1:1)
—
Power
TDP
50 W
40 W
TDP (W)
50
40
-20.0%
Suggested PSU
250 W
—
Power Connectors
None
—
Architecture
Architecture
GCN 4.0
Tesla
GPU Name
Polaris 23
C79
Generation
Polaris
(RX 600)
GeForce 9 IGP
Process Size
14 nm
65 nm
Transistors
2,200 million
314 million
Die Size
103 mm²
144 mm²
Foundry
GlobalFoundries
—
Density
21.4M / mm²
2.2M / mm²
API Support
DirectX
12 (12_0)
11.1 (10_0)
OpenGL
4.6
3.3
Vulkan
1.3
—
OpenCL
2.1
—
Shader Model
6.7
4.0
Physical
Slot Width
Single-slot
IGP
Outputs
1x DisplayPort 1.4a2x mini-DisplayPort 1.4a
1x DVI1x VGA1x S-Video
Bus Interface
PCIe 3.0 x8
PCI
Other
Production
End-of-life
End-of-life
Predecessor
Polaris
GeForce 8 IGP
Successor
Vega
—