AMD Ryzen 7 7745HX vs AMD Ryzen 7 PRO 7840U

AMD Ryzen 7 7745HX
AMD Ryzen 7 PRO 7840U
8 Cores
16 Threads
3.6GHz Clock
8 Cores
16 Threads
3.3GHz Clock
Socket
FL1
Socket
FP8
iGPU
Radeon 610M 2200MHz
560 GFLOPS FP32
iGPU
Radeon 780M 2700MHz
4.15 TFLOPS FP32

GB6 Single-Core

  • 23% faster vs Ryzen 7 PRO 7840U
  • 19% slower vs Ryzen 7 7745HX
Ryzen 7 7745HX - GB6S 2,660
x1.23
Ryzen 7 PRO 7840U - GB6S 2,155
x1

GB6 Multi-Core

  • 37% faster vs Ryzen 7 PRO 7840U
  • 27% slower vs Ryzen 7 7745HX
Ryzen 7 7745HX - GB6M 13,020
x1.37
Ryzen 7 PRO 7840U - GB6M 9,530
x1

CB23 Single-Core

  • 5% faster vs Ryzen 7 PRO 7840U
  • 5% slower vs Ryzen 7 7745HX
Ryzen 7 7745HX - CB23S 1,845
x1.05
Ryzen 7 PRO 7840U - CB23S 1,755
x1

CB23 Multi-Core

  • 40% faster vs Ryzen 7 PRO 7840U
  • 29% slower vs Ryzen 7 7745HX
Ryzen 7 7745HX - CB23M 18,060
x1.4
Ryzen 7 PRO 7840U - CB23M 12,885
x1
  • 31% slower vs Ryzen 7 PRO 7840U
  • 44% faster vs Ryzen 7 7745HX
Ryzen 7 7745HX - 83.2GB/s
x1
Ryzen 7 PRO 7840U - 120.0GB/s
x1.44
  • 96% higher vs Ryzen 7 PRO 7840U
  • 49% lower vs Ryzen 7 7745HX
Ryzen 7 7745HX - 55W
x1.96
Ryzen 7 PRO 7840U - 28W
x1
  • 87% slower vs Ryzen 7 PRO 7840U
  • 7.41x faster vs Ryzen 7 7745HX
Ryzen 7 7745HX - 560 GFLOPS FP32
x1
Ryzen 7 PRO 7840U - 4.15 TFLOPS FP32
x7.41
GB6S 2,155
53%
GB6M 9,530
36%
CB23S 1,845
71%
CB23S 1,755
67%
CB23M 18,060
42%
CB23M 12,885
30%
Manufacturer
AMD
Manufacturer
AMD
Architecture
Zen 4
Architecture
Zen 4
Family
Ryzen 7000
Family
Ryzen 7000
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Dragon Range
Durango
Dragon Range 1CCD
Codename
Phoenix Point
-
-
Market Segment
Laptop
Market Segment
Laptop
Release Date
1/4/2023
Release Date
6/13/2023
Foundry
TSMC
TSMC (IO Die)
Foundry
TSMC
-
Node
N5
N6 (IO Die)
Node
N4
-
Die Size
71 mm²
122 mm² (IO Die)
Die Size
178 mm²
-
Transistor Count
6.6 Billion
3.4 Billion (IO Die)
Transistor Count
25 Billion
-
8 Cores
8 Cores
16 Threads
16 Threads
3.6GHz
5.1GHz Boost
3.3GHz
5.1GHz Boost
Overclocking
Unlocked
Overclocking
Locked
Type
PCIe
Type
PCIe
Transfer Rate
32GT/s
Transfer Rate
16GT/s
Lanes
4
Lanes
4
Bandwidth
16GB/s
Bandwidth
8GB/s
Bi-directional
32GB/s
Bi-directional
16GB/s
L1 Instruction
32KB/Core
8-way set associative
L1 Instruction
32KB/Core
8-way set associative
L1 Data
32KB/Core
8-way set associative
L1 Data
32KB/Core
8-way set associative
L2
1024KB/Core
8-way set associative
L2
1024KB/Core
8-way set associative
L3
32MB Shared
16-way set associative
L3
16MB Shared
16-way set associative
Channels
2
Channels
2
Max Memory
64GB
Max Memory
256GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
128Bit
Bus Width/Channel
64Bit
Bus Width
128Bit
Clock
2600MHz
Transfer Rate
5200MT/s
Clock
3750MHz
Transfer Rate
7500MT/s
Bandwidth/Channel
41.6GB/s
Bandwidth
83.2GB/s
Bandwidth/Channel
60.0GB/s
Bandwidth
120.0GB/s
TDP
55W
45W cTDP Down
75W cTDP Up
TDP
28W
15W cTDP Down
30W cTDP Up
Temp
100°C Max
Temp
100°C Max
PCIe 5.0 x28 Lanes
PCIe 4.0 x20 Lanes
Radeon 610M 2200MHz
128 Shaders
2200MHz
560 GFLOPS FP32
Radeon 780M 2700MHz
768 Shaders
2700MHz
4.15 TFLOPS FP32
No NPU
-
Ryzen AI
-
10 TOPS
No Cellular
No Cellular
Change Comparison