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 GT 1010
CORE STATE
GP108
VRAM
2 GB
CLOCK SPEED
1468 MHz
TDP
30 W
BUS WIDTH
64 bit
ARCHITECTURE
Pascal
PROCESS
14 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
RX 640 OEM
GT 1010
Core Specs
Shading Units
640
256
-60.0%
Shaders
640
256
-60.0%
TMUs
40
16
-60.0%
ROPs
16
8
-50.0%
Compute Units
10
—
SM Count
—
2
Clocks
Base Clock
—
1228 MHz
Boost Clock
—
1468 MHz
GPU Clock
1295 MHz
—
Memory Clock
1500 MHz
6 Gbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
4 GB
2 GB
VRAM (MB)
4,096
2,048
-50.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
64 bit
Bandwidth
96.00 GB/s
48.06 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per SM)
L2 Cache
512 KB
256 KB
Performance
Pixel Rate
20.72 GPixel/s
11.74 GPixel/s
Texture Rate
51.80 GTexel/s
23.49 GTexel/s
FP32 (TFLOPS)
1.658 TFLOPS
751.6 GFLOPS
FP64 (TFLOPS)
103.6 GFLOPS (1:16)
31.32 GFLOPS (1:24)
FP16 (TFLOPS)
1.658 TFLOPS (1:1)
—
Power
TDP
50 W
30 W
TDP (W)
50
30
-40.0%
Suggested PSU
250 W
200 W
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Pascal
GPU Name
Polaris 23
GP108
Generation
Polaris
(RX 600)
GeForce 10
Process Size
14 nm
14 nm
Transistors
2,200 million
1,800 million
Die Size
103 mm²
74 mm²
Foundry
GlobalFoundries
Samsung
Density
21.4M / mm²
24.3M / mm²
API Support
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
3.0
CUDA
—
6.1
Shader Model
6.7
6.8
Physical
Slot Width
Single-slot
Single-slot
Length
—
147 mm
5.8 inches
Outputs
1x DisplayPort 1.4a2x mini-DisplayPort 1.4a
1x DVI1x mini-HDMI 2.0
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x4
Other
Production
End-of-life
End-of-life
Predecessor
Polaris
GeForce 900
Successor
Vega
GeForce 20