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
Tesla X2070
CORE STATE
GF100
VRAM
6 GB
CLOCK SPEED
—
TDP
225 W
BUS WIDTH
384 bit
ARCHITECTURE
Fermi
PROCESS
40 nm
LAUNCH DATE
2011
DETAILED SPECIFICATIONS
SPECIFICATION
RX 640 OEM
Tesla X2070
Core Specs
Shading Units
640
448
-30.0%
Shaders
640
448
-30.0%
TMUs
40
56
+40.0%
ROPs
16
48
+200.0%
Compute Units
10
—
SM Count
—
14
Clocks
GPU Clock
1295 MHz
651 MHz
Shader Clock
—
1301 MHz
Memory Clock
1500 MHz
6 Gbps effective
924 MHz
3.7 Gbps effective
Memory
Memory Size
4 GB
6 GB
VRAM (MB)
4,096
6,144
+50.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
384 bit
Bandwidth
96.00 GB/s
177.4 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
512 KB
768 KB
Performance
Pixel Rate
20.72 GPixel/s
18.23 GPixel/s
Texture Rate
51.80 GTexel/s
36.46 GTexel/s
FP32 (TFLOPS)
1.658 TFLOPS
1,165.7 GFLOPS
FP64 (TFLOPS)
103.6 GFLOPS (1:16)
582.8 GFLOPS (1:2)
FP16 (TFLOPS)
1.658 TFLOPS (1:1)
—
Power
TDP
50 W
225 W
TDP (W)
50
225
+350.0%
Suggested PSU
250 W
550 W
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Fermi
GPU Name
Polaris 23
GF100
Generation
Polaris
(RX 600)
Tesla Fermi
(x20xx)
Process Size
14 nm
40 nm
Transistors
2,200 million
3,100 million
Die Size
103 mm²
529 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
5.9M / mm²
API Support
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.3
—
OpenCL
2.1
1.1
CUDA
—
2.0
Shader Model
6.7
5.1
Physical
Slot Width
Single-slot
MXM Module
Outputs
1x DisplayPort 1.4a2x mini-DisplayPort 1.4a
No outputs
Bus Interface
PCIe 3.0 x8
MXM-B (3.0)
Other
Production
End-of-life
End-of-life
Predecessor
Polaris
Tesla
Successor
Vega
Tesla Kepler