Performance per price, higher is better.
Xeon Silver 4208 vs E-2126G
Aggregated performance score
Silver 4208 outperforms E-2126G by 8% based on our aggregated benchmark results.
General info
Comparing Xeon E-2126G and Xeon Silver 4208 processor market type (desktop or notebook), architecture, sales start time and price.
Place in performance ranking | 921 | 877 |
Place by popularity | not in top-100 | not in top-100 |
Value for money | 5.30 | 13.24 |
Market segment | Server | Server |
Series | Intel Xeon E | Intel Xeon Silver |
Architecture codename | Coffee Lake (2017−2019) | Cascade Lake (2019−2020) |
Release date | 12 July 2018 (5 years old) | 2 April 2019 (5 years old) |
Launch price (MSRP) | $255 | $417 |
Current price | $843 (3.3x MSRP) | $459 (1.1x MSRP) |
Xeon Silver 4208 has 150% better value for money than Xeon E-2126G.
Technical specs
Xeon E-2126G and Xeon Silver 4208 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 | 6 (Hexa-Core) | 8 (Octa-Core) |
Threads | 6 | 16 |
Base clock speed | 3.3 GHz | 2.1 GHz |
Boost clock speed | 4.5 GHz | 3.2 GHz |
Bus support | 4 × 8 GT/s | no data |
L1 cache | 384 KB | 512 KB |
L2 cache | 1.5 MB | 8 MB |
L3 cache | 12 MB | 11 MB |
Chip lithography | 14 nm | 14 nm |
Maximum core temperature | 100 °C | 78 °C |
64 bit support | + | + |
Windows 11 compatibility | + | + |
Unlocked multiplier | No | No |
Compatibility
Information on Xeon E-2126G and Xeon Silver 4208 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 (Multiprocessor) |
Socket | FCLGA1151 | FCLGA3647 |
Power consumption (TDP) | 80 Watt | 85 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Xeon E-2126G and Xeon Silver 4208. You'll probably need this information if you require some particular technology.
Instruction set extensions | Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2 | Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512 |
AES-NI | + | + |
AVX | + | + |
vPro | + | + |
Enhanced SpeedStep (EIST) | + | + |
Speed Shift | no data | + |
Turbo Boost Technology | 2.0 | 2.0 |
Hyper-Threading Technology | - | + |
TSX | + | + |
Idle States | + | no data |
Thermal Monitoring | + | no data |
Turbo Boost Max 3.0 | no data | - |
Status | Discontinued | Launched |
Security technologies
Xeon E-2126G and Xeon Silver 4208 technologies aimed at improving security, for example, by protecting against hacks.
TXT | + | + |
EDB | + | + |
Secure Key | + | no data |
MPX | + | no data |
SGX | Yes with Intel® ME | no data |
OS Guard | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Xeon E-2126G and Xeon Silver 4208 are enumerated here.
VT-d | + | + |
VT-x | + | + |
EPT | + | + |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Xeon E-2126G and Xeon Silver 4208. Depending on the motherboard, higher memory frequencies may be supported.
Supported memory types | DDR4-2666 | DDR4-2400 |
Maximum memory size | 128 GB | 1 TB |
Max memory channels | 2 | 6 |
Maximum memory bandwidth | 41.6 GB/s | 115.212 GB/s |
ECC memory support | + | + |
Graphics specifications
General parameters of integrated GPUs, if any.
Integrated graphics card | Intel UHD Graphics P630 | no data |
Max video memory | 128 GB | no data |
Quick Sync Video | + | no data |
Clear Video | + | no data |
Clear Video HD | + | no data |
Graphics max frequency | 1.15 GHz | no data |
InTru 3D | + | no data |
Graphics interfaces
Available interfaces and connections of Xeon E-2126G and Xeon Silver 4208 integrated GPUs.
Number of displays supported | 3 | no data |
eDP | + | no data |
DisplayPort | + | no data |
HDMI | + | no data |
DVI | + | no data |
Graphics image quality
Maximum display resolutions supported by Xeon E-2126G and Xeon Silver 4208 integrated GPUs, including resolutions over different interfaces.
4K resolution support | + | no data |
Max resolution over HDMI 1.4 | 4096x2160@24Hz | no data |
Max resolution over eDP | 4096x2304@60Hz | no data |
Max resolution over DisplayPort | 4096x2304@60Hz | no data |
Max resolution over VGA | N/A | no data |
Graphics API support
APIs supported by Xeon E-2126G and Xeon Silver 4208 integrated GPUs, sometimes API versions are included.
DirectX | 12 | no data |
OpenGL | 4.5 | no data |
Peripherals
Specifications and connection of peripherals supported by Xeon E-2126G and Xeon Silver 4208.
PCIe version | 3.0 | 3.0 |
PCI Express lanes | 16 | 48 |
Synthetic benchmark performance
Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.
Combined synthetic benchmark score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Silver 4208 outperforms E-2126G by 8% based on our aggregated benchmark results.
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.
Benchmark coverage: 68%
Silver 4208 outperforms E-2126G by 8% in Passmark.
Advantages and disadvantages
Performance score | 6.88 | 7.42 |
Recency | 12 July 2018 | 2 April 2019 |
Physical cores | 6 | 8 |
Threads | 6 | 16 |
Cost | $255 | $417 |
Power consumption (TDP) | 80 Watt | 85 Watt |
We couldn't decide between Xeon E-2126G and Xeon Silver 4208. The differences in performance seem too small.
Should you still have questions on choice between Xeon E-2126G and Xeon Silver 4208, 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.