Xeon Gold 6338T vs E3-1275 v2
Primary details
Comparing Xeon E3-1275 v2 and Xeon Gold 6338T processor market type (desktop or notebook), architecture, sales start time and price.
| Place in performance ranking | 1353 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 1.00 | no data |
| Market segment | Server | Server |
| Architecture codename | Ivy Bridge (2012−2013) | Ice Lake-SP (2021) |
| Release date | 14 May 2012 (12 years ago) | 6 April 2021 (3 years ago) |
| Launch price (MSRP) | $808 | no data |
Cost-effectiveness evaluation
Performance per price, higher is better.
Detailed specifications
Xeon E3-1275 v2 and Xeon Gold 6338T basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 4 (Quad-Core) | 24 (Tetracosa-Core) |
| Threads | 8 | 48 |
| Base clock speed | 3.5 GHz | 2.1 GHz |
| Boost clock speed | 3.9 GHz | 3.4 GHz |
| Bus rate | 5 GT/s | no data |
| L1 cache | 64 KB (per core) | 64K (per core) |
| L2 cache | 256 KB (per core) | 1 MB (per core) |
| L3 cache | 8 MB (shared) | 36 MB (shared) |
| Chip lithography | 22 nm | 10 nm |
| Die size | 160 mm2 | no data |
| Maximum case temperature (TCase) | no data | 87 °C |
| Number of transistors | 1,400 million | no data |
| 64 bit support | + | + |
| Windows 11 compatibility | - | + |
Compatibility
Information on Xeon E3-1275 v2 and Xeon Gold 6338T compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 | 2 |
| Socket | FCLGA1155 | FCLGA4189 |
| Power consumption (TDP) | 77 Watt | 165 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E3-1275 v2 and Xeon Gold 6338T. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX | Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
| AES-NI | + | + |
| AVX | + | + |
| vPro | no data | + |
| Enhanced SpeedStep (EIST) | + | + |
| Speed Shift | no data | + |
| Turbo Boost Technology | 2.0 | 2.0 |
| Hyper-Threading Technology | + | + |
| TSX | - | + |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| Flex Memory Access | + | no data |
| Demand Based Switching | + | no data |
| FDI | + | no data |
| Fast Memory Access | + | no data |
| Status | Discontinued | Launched |
| Deep Learning Boost | - | + |
Security technologies
Xeon E3-1275 v2 and Xeon Gold 6338T technologies aimed at improving security, for example, by protecting against hacks.
| TXT | + | + |
| EDB | + | + |
| Identity Protection | + | - |
| SGX | no data | Yes with Intel® SPS |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E3-1275 v2 and Xeon Gold 6338T are enumerated here.
| VT-d | + | + |
| VT-x | + | + |
| EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E3-1275 v2 and Xeon Gold 6338T. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR3 | DDR4-3200 |
| Maximum memory size | 32.77 GB | 6 TB |
| Max memory channels | 2 | 8 |
| Maximum memory bandwidth | 25.6 GB/s | no data |
| ECC memory support | + | + |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | Intel HD P4000 | no data |
| Quick Sync Video | + | - |
| Clear Video HD | + | no data |
| Graphics max frequency | 1.25 GHz | no data |
| InTru 3D | + | no data |
Graphics interfaces
Available interfaces and connections of Xeon E3-1275 v2 and Xeon Gold 6338T integrated GPUs.
| Number of displays supported | 3 | no data |
Peripherals
Specifications and connection of peripherals supported by Xeon E3-1275 v2 and Xeon Gold 6338T.
| PCIe version | 3.0 | 4.0 |
| PCI Express lanes | no data | 64 |
Pros & cons summary
| Recency | 14 May 2012 | 6 April 2021 |
| Physical cores | 4 | 24 |
| Threads | 8 | 48 |
| Chip lithography | 22 nm | 10 nm |
| Power consumption (TDP) | 77 Watt | 165 Watt |
Xeon E3-1275 v2 has 114.3% lower power consumption.
Xeon Gold 6338T, on the other hand, has an age advantage of 8 years, 500% more physical cores and 500% more threads, and a 120% more advanced lithography process.
We couldn't decide between Xeon E3-1275 v2 and Xeon Gold 6338T. We've got no test results to judge.
Should you still have questions on choice between Xeon E3-1275 v2 and Xeon Gold 6338T, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
