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 7050 + nForce 620i
CORE STATE
C73
VRAM
System Shared
CLOCK SPEED
630 MHz
TDP
—
BUS WIDTH
System Shared
ARCHITECTURE
Curie
PROCESS
90 nm
LAUNCH DATE
2007
DETAILED SPECIFICATIONS
SPECIFICATION
RX 640 OEM
7050 + nForce 620i
Core Specs
Shading Units
640
—
Shaders
640
—
TMUs
40
2
-95.0%
ROPs
16
2
-87.5%
Compute Units
10
—
Clocks
Base Clock
—
500 MHz
Boost Clock
—
630 MHz
GPU Clock
1295 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
1.260 GPixel/s
Texture Rate
51.80 GTexel/s
1.260 GTexel/s
FP32 (TFLOPS)
1.658 TFLOPS
—
FP64 (TFLOPS)
103.6 GFLOPS (1:16)
—
FP16 (TFLOPS)
1.658 TFLOPS (1:1)
—
Power
TDP
50 W
—
TDP (W)
50
—
Suggested PSU
250 W
—
Power Connectors
None
—
Architecture
Architecture
GCN 4.0
Curie
GPU Name
Polaris 23
C73
Generation
Polaris
(RX 600)
GeForce 7 IGP
Process Size
14 nm
90 nm
Transistors
2,200 million
112 million
Die Size
103 mm²
81 mm²
Foundry
GlobalFoundries
—
Density
21.4M / mm²
1.4M / mm²
API Support
DirectX
12 (12_0)
9.0c (9_3)
OpenGL
4.6
2.0 (full)
2.1 (partial)
Vulkan
1.3
—
OpenCL
2.1
—
Shader Model
6.7
3.0
Physical
Slot Width
Single-slot
IGP
Outputs
1x DisplayPort 1.4a2x mini-DisplayPort 1.4a
Motherboard Dependent
Bus Interface
PCIe 3.0 x8
PCI
Other
Production
End-of-life
End-of-life
Predecessor
Polaris
GeForce 6 IGP
Successor
Vega
GeForce 8 IGP