AMD Radeon RX 640 Mobile vs AMD Radeon RX 7600
GPU Specs Compare
Graphics Card
Release Date
May 2019
May 2023
Generation
Mobility Radeon
Navi III
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x8
PCIe 4.0 x8
Clock Speeds
Base Clock
1082 MHz
1720 MHz
Boost Clock
1218 MHz
2655 MHz
Memory Clock
1500 MHz
2250 MHz
Memory
Memory Size
2GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
64bit
128bit
Bandwidth
48.00GB/s
288.0GB/s
Render Config
Compute Units
10
32
Shading Units
640
2048
TMUs
40
128
ROPs
16
64
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
2 MB
RT Cores
-
32
L3 Cache
-
32 MB
Theoretical Performance
Pixel Rate
19.49 GPixel/s
169.9 GPixel/s
Texture Rate
48.72 GTexel/s
339.8 GTexel/s
FP16 (half)
1.559 TFLOPS
43.50 TFLOPS
FP32 (float)
1.559 TFLOPS
21.75 TFLOPS
FP64 (double)
97.44 GFLOPS
679.7 GFLOPS
Graphics Processor
GPU Name
Polaris 23
Navi 33
GPU Variant
Polaris 23 XT
Navi 33 XL(215-163000057)
Architecture
GCN 4.0
RDNA 3.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
6 nm
Transistors
2.2 billion
13.3 billion
Die Size
103 mm²
204 mm²
Board Design
TDP
50W
165W
Outputs
No outputs
1x HDMI 2.1a3x DisplayPort 2.1
Power Connectors
None
1x 8-pin
Suggested PSU
-
450 W
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.2
Vulkan
1.2
1.3
Shader Model
6.4
6.8
📊 Benchmark
3DMark Time Spy
-
10,990
3DMark Time Spy Extreme
-
5,219
3DMark Speed Way
-
2,024
Shadow of the Tomb Raider 2160p
-
38
Cyberpunk 2077 2160p
-
20
Shadow of the Tomb Raider 1440p
-
86
Cyberpunk 2077 1440p
-
48
Shadow of the Tomb Raider 1080p
-
130
Cyberpunk 2077 1080p
-
72
GTA 5 2160p
-
82
GTA 5 1440p
-
82
GTA 5 1080p
-
190
Horizon Forbidden West 1080p
-
64
Horizon Forbidden West 1440p
-
48
Horizon Forbidden West 2160p
-
28