AMD Athlon II X2 265 vs Intel Core i9-11900K

Head-to-head processor comparison

Aggregated Scores

Combined benchmark scores for both processors


Overall Score

Out of 2,060 results in the database

4,489

Rank #1,295

vs
6,428

Rank #130

4,489
6,428

Core i9-11900K wins by 30.2% (Rank #1295 vs #130)

Singlecore Score

Out of 2,060 results in the database

4,533

Rank #1,261

vs
6,599

Rank #99

4,533
6,599

Core i9-11900K wins by 31.3% (Rank #1261 vs #99)

Multicore Score

Out of 2,060 results in the database

4,422

Rank #1,404

vs
6,171

Rank #208

4,422
6,171

Core i9-11900K wins by 28.3% (Rank #1404 vs #208)

Number Crunching

Out of 1,771 results in the database

4,494

Rank #1,576

vs
5,259

Rank #246

4,494
5,259

Core i9-11900K wins by 14.5% (Rank #1576 vs #246)

Data Processing

Out of 1,771 results in the database

4,476

Rank #1,477

vs
5,413

Rank #225

4,476
5,413

Core i9-11900K wins by 17.3% (Rank #1477 vs #225)

Physics & Compute

Out of 1,771 results in the database

4,473

Rank #1,577

vs
5,258

Rank #254

4,473
5,258

Core i9-11900K wins by 14.9% (Rank #1577 vs #254)


Specifications

Side-by-side comparison of key specifications


Specification Athlon II X2 265 Core i9-11900K Diff
Cores
2
8
-75%
Threads
2
16
-87.5%
Base Frequency
3,330 MHz
3,500 MHz
-4.9%
Clock Multiplier
17x
35x
-52.9%
L1 Cache --
78 KB
L2 Cache --
0 MiB
L3 Cache --
15 MiB
Memory Channels
2
--
Maximum Memory
0 GB
--
Max Bandwidth
17 GB/s
--
PCIe Lanes
12
--
Max CPUs
1
--
TDP (lower is better)
65 W
125 W
48% less
Process (lower is better)
45 nm
14 nm
68.9% more

General Information

Specification Athlon II X2 265 Core i9-11900K
Designer AMD Intel
Model Number E8600 --
Core Name Regor Rocket Lake
Socket LGA775 Socket 1200
Package µPGA FC-LGA14A
Memory Type DDR3 1066 DDR4
ECC Support No --
PCIe Revision 2.0 --
PCIe Configuration x1 (6), x2 (4), x4 (3) --
Market Segment Desktop Desktop
Locked Multiplier Yes No

Designer

Athlon II X2 265
AMD
Core i9-11900K
Intel

Model Number

Athlon II X2 265
E8600
Core i9-11900K
--

Core Name

Athlon II X2 265
Regor
Core i9-11900K
Rocket Lake

Socket

Athlon II X2 265
LGA775
Core i9-11900K
Socket 1200

Package

Athlon II X2 265
µPGA
Core i9-11900K
FC-LGA14A

Memory Type

Athlon II X2 265
DDR3 1066
Core i9-11900K
DDR4

ECC Support

Athlon II X2 265
No
Core i9-11900K
--

PCIe Revision

Athlon II X2 265
2.0
Core i9-11900K
--

PCIe Configuration

Athlon II X2 265
x1 (6), x2 (4), x4 (3)
Core i9-11900K
--

Market Segment

Athlon II X2 265
Desktop
Core i9-11900K
Desktop

Locked Multiplier

Athlon II X2 265
Yes
Core i9-11900K
No

Physical Specifications

Manufacturing process and die characteristics


Specification Athlon II X2 265 Core i9-11900K
Process 45 nm 14 nm
Die Area 117 mm² 276 mm²
Transistor Count 0.00 billion --
Manufacturer -- Intel
Word Size 64-bit --

Process

Athlon II X2 265
45 nm
Core i9-11900K
14 nm

Die Area

Athlon II X2 265
117 mm²
Core i9-11900K
276 mm²

Transistor Count

Athlon II X2 265
0.00 billion
Core i9-11900K
--

Manufacturer

Athlon II X2 265
--
Core i9-11900K
Intel

Word Size

Athlon II X2 265
64-bit
Core i9-11900K
--

Integrated Graphics

Integrated GPU specifications comparison


Specification Athlon II X2 265 Core i9-11900K
GPU HD Graphics --
GPU Designer Intel --
GPU Max Frequency 1000 MHz --

GPU

Athlon II X2 265
HD Graphics
Core i9-11900K
--

GPU Designer

Athlon II X2 265
Intel
Core i9-11900K
--

GPU Max Frequency

Athlon II X2 265
1000 MHz
Core i9-11900K
--

CPU Extensions

Supported instruction set extensions comparison


Extension Athlon II X2 265 Core i9-11900K
3DNow!
ABM
ADX
AES
AMD-V
AVX
AVX2
BMI1
BMI2
CLMUL
EIST
EPT
F16C
FMA
FMA3
Flex Memory
HT
IPT
MMX
RdRand
SHA
SIPP
SMEP
SSE
SSE2
SSE3
SSE4.1
SSE4.2
SSE4a
SSSE3
Secure Key
TBT 2.0
TSX
TVB
TXT
VT-d
VT-x
vPro
x86-64