Intel Core i7-875K vs Intel Core i7-870
Intel Core i7-875K
$342
Intel Core i7-870
$562
|
4 Cores
8 Threads
2.93GHz Clock
|
4 Cores
8 Threads
2.93GHz Clock
|
|
Socket
LGA 1156
|
Socket
LGA 1156
|
|
iGPU
No GPU
|
iGPU
No GPU
|
GB6 Single-Core
|
|
Core i7-875K - GB6S 510
x1.06
Core i7-870 - GB6S 480
x1
GB6 Multi-Core
|
|
Core i7-875K - GB6M 1,765
x1.13
Core i7-870 - GB6M 1,565
x1
|
|
Core i7-875K - 21.3GB/s
x1
Core i7-870 - 21.3GB/s
x1
|
|
Core i7-875K - 95W
x1
Core i7-870 - 95W
x1
|
GB6S 510
13%
|
GB6S 480
12%
|
|
GB6M 1,765
7%
|
GB6M 1,565
6%
|
|
0%
|
0%
|
|
0%
|
0%
|
|
Manufacturer
Intel
|
Manufacturer
Intel
|
|
Architecture
Nehalem
|
Architecture
Nehalem
|
|
Family
Core 1st Gen
|
Family
Core 1st Gen
|
|
Instruction Set (ISA)
x86-64
|
Instruction Set (ISA)
x86-64
|
|
Codename
Lynnfield
|
Codename
Lynnfield
|
|
Market Segment
Desktop
|
Market Segment
Desktop
|
|
Release Date
5/1/2010
|
Release Date
9/1/2009
|
|
Foundry
Intel
|
Foundry
Intel
|
|
Node
45nm
|
Node
45nm
|
|
Die Size
296 mm²
|
Die Size
296 mm²
|
|
Transistor Count
774 Million
|
Transistor Count
774 Million
|
|
4 Cores
|
4 Cores
|
|
8 Threads
|
8 Threads
|
|
2.93GHz
3.6GHz Boost
22x Multiplier
|
2.93GHz
3.6GHz Boost
22x Multiplier
|
|
Overclocking
Locked
Voltage
0.65V Min
1.4V Max
|
Overclocking
Locked
Voltage
0.65V Min
1.4V Max
|
|
Type
DMI
|
Type
DMI
|
|
Transfer Rate
2.5GT/s
|
Transfer Rate
2.5GT/s
|
|
Lanes
4
|
Lanes
4
|
|
Bandwidth
1.25GB/s
|
Bandwidth
1.25GB/s
|
|
Bi-directional
2.5GB/s
|
Bi-directional
2.5GB/s
|
|
L0 Instruction
|
L0 Instruction
|
|
L0 Data
|
L0 Data
|
|
L1 Instruction
32KB/Core
4-way set associative
|
L1 Instruction
32KB/Core
4-way set associative
|
|
L1 Data
32KB/Core
8-way set associative
|
L1 Data
32KB/Core
8-way set associative
|
|
L2
256KB/Core
8-way set associative
|
L2
256KB/Core
8-way set associative
|
|
L3
8MB Shared
16-way set associative
|
L3
8MB Shared
16-way set associative
|
|
Channels
2
|
Channels
2
|
|
Max Memory
16GB
|
Max Memory
16GB
|
|
ECC
Not Supported
|
ECC
Not Supported
|
|
Bus Width/Channel
64Bit
Bus Width
128Bit
|
Bus Width/Channel
64Bit
Bus Width
128Bit
|
|
Clock
667MHz
Transfer Rate
1333MT/s
|
Clock
667MHz
Transfer Rate
1333MT/s
|
|
Bandwidth/Channel
10.7GB/s
Bandwidth
21.3GB/s
|
Bandwidth/Channel
10.7GB/s
Bandwidth
21.3GB/s
|
|
TDP
95W
|
TDP
95W
|
|
Temp
73°C TCase
|
Temp
73°C TCase
|
|
Included Cooler
Stock Cooler 115x-Cu
|
Included Cooler
Stock Cooler 115x-Cu
|
|
PCIe 2.0 x16 Lanes
|
PCIe 2.0 x16 Lanes
|
|
No GPU
|
No GPU
|
|
No NPU
|
No NPU
|
|
No Cellular
|
No Cellular
|
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