Semiconductor & Computer Engineering
From WikiChip
Difference between revisions of "intel/xeon e7/e7-4870"
(→Cache) |
|||
| Line 94: | Line 94: | ||
{{main|intel/microarchitectures/westmere#Memory_Hierarchy|l1=Westmere § Cache}} | {{main|intel/microarchitectures/westmere#Memory_Hierarchy|l1=Westmere § Cache}} | ||
{{cache info | {{cache info | ||
| − | |l1i cache=320 | + | |l1i cache=320 KiB |
| − | |l1i break=10x32 | + | |l1i break=10x32 KiB |
|l1i desc=4-way set associative | |l1i desc=4-way set associative | ||
|l1i extra=(per core) | |l1i extra=(per core) | ||
| − | |l1d cache=320 | + | |l1d cache=320 KiB |
| − | |l1d break=10x32 | + | |l1d break=10x32 KiB |
|l1d desc=8-way set associative | |l1d desc=8-way set associative | ||
|l1d extra=(per core) | |l1d extra=(per core) | ||
| − | |l2 cache=2.56 | + | |l2 cache=2.56 MiB |
| − | |l2 break=10x256 | + | |l2 break=10x256 KiB |
|l2 desc=8-way set associative | |l2 desc=8-way set associative | ||
|l2 extra=(per core) | |l2 extra=(per core) | ||
Revision as of 23:48, 20 September 2016
Template:mpu Xeon E7-4870 is a 64-bit deca-core x86 data center microprocessor that supports up to 4 sockets. This first generation Xeon E7 processor, Westmere-based, operates at a base frequency of 2.4 GHz with turob frequency of 2.8 GHz for 2 active cores. This chip has a TDP of 130 W, supporting up to 4 channels of DDR3 with support of up to 2 TB of memory.
Contents
Cache
- Main article: Westmere § Cache
| Cache Info [Edit Values] | ||
| L1I$ | 320 KiB 327,680 B 0.313 MiB |
10x32 KiB 4-way set associative (per core) |
| L1D$ | 320 KiB 327,680 B 0.313 MiB |
10x32 KiB 8-way set associative (per core) |
| L2$ | 2.56 MiB 2,621.44 KiB 2,684,354.56 B 0.0025 GiB |
10x256 KiB 8-way set associative (per core) |
| L3$ | 30 MiB 30,720 KiB 31,457,280 B 0.0293 GiB |
16-way set associative |
Graphics
This SoC has no integrated graphics processing unit.
Memory controller
| Integrated Memory Controller | |
| Type | DDR3-800, DDR3-978, DDR3-1066 |
| Controllers | 1 |
| Channels | 4 |
| ECC Support | Yes |
| Max memory | 2048 GB |
Features
Facts about "Xeon E7-4870 - Intel"
| l1d$ description | 8-way set associative + |
| l1d$ size | 320 KiB (327,680 B, 0.313 MiB) + |
| l1i$ description | 4-way set associative + |
| l1i$ size | 320 KiB (327,680 B, 0.313 MiB) + |
| l2$ description | 8-way set associative + |
| l2$ size | 2.56 MiB (2,621.44 KiB, 2,684,354.56 B, 0.0025 GiB) + |
| l3$ description | 16-way set associative + |
| l3$ size | 30 MiB (30,720 KiB, 31,457,280 B, 0.0293 GiB) + |