x86-64.net

Intel Xeon (server)

Diamond Rapids

Intel Diamond Rapids (announced) supports x86-64-v4.

x86-64 level
x86-64-v4
Vendor
Intel
Status
Announced
Products
Next-generation Xeon (announced)
Segments
server
GCC target
-march=diamondrapids

The feature list follows GCC's -march=diamondrapids and may change before release.

Product lines

The product lines built on Diamond Rapids, with the market segment the vendor sells each in and the sockets or soldered (BGA) packages its processors come in. Each socket links to the vendor page that states it.
Product lineSegmentSocketSource
Diamond Rapids XeonIntel's ISE reference lists Diamond Rapids as a server microarchitecture; Intel has not named the product line yet; its LGA9324 socket is reported by the press, not confirmed by Intel.serverLGA9324cdrdv2-public.intel.com

Feature checklist

Features required by each x86-64 level and whether Diamond Rapids has them. OSFXSR and OSXSAVE are set by the operating system; the table checks the hardware features they depend on.
FeatureDiamond RapidsEnumerated byLinux flag
x86-64-v1
CMOVYesCPUID.01H:EDX[15]cmov
CX8YesCPUID.01H:EDX[8]cx8
FPUYesCPUID.01H:EDX[0]fpu
FXSRYesCPUID.01H:EDX[24]fxsr
MMXYesCPUID.01H:EDX[23]mmx
OSFXSR via FXSRYesCPUID.01H:EDX[24]fxsr
SCEYesCPUID.80000001H:EDX[11]syscall
SSEYesCPUID.01H:EDX[25]sse
SSE2YesCPUID.01H:EDX[26]sse2
x86-64-v2
CMPXCHG16BYesCPUID.01H:ECX[13]cx16
LAHF-SAHFYesCPUID.80000001H:ECX[0]lahf_lm
POPCNTYesCPUID.01H:ECX[23]popcnt
SSE3YesCPUID.01H:ECX[0]pni
SSE4.1YesCPUID.01H:ECX[19]sse4_1
SSE4.2YesCPUID.01H:ECX[20]sse4_2
SSSE3YesCPUID.01H:ECX[9]ssse3
x86-64-v3
AVXYesCPUID.01H:ECX[28]avx
AVX2YesCPUID.(EAX=07H,ECX=0):EBX[5]avx2
BMI1YesCPUID.(EAX=07H,ECX=0):EBX[3]bmi1
BMI2YesCPUID.(EAX=07H,ECX=0):EBX[8]bmi2
F16CYesCPUID.01H:ECX[29]f16c
FMAYesCPUID.01H:ECX[12]fma
LZCNTYesCPUID.80000001H:ECX[5]abm
MOVBEYesCPUID.01H:ECX[22]movbe
OSXSAVE via XSAVEYesCPUID.01H:ECX[26]xsave
x86-64-v4
AVX512FYesCPUID.(EAX=07H,ECX=0):EBX[16]avx512f
AVX512BWYesCPUID.(EAX=07H,ECX=0):EBX[30]avx512bw
AVX512CDYesCPUID.(EAX=07H,ECX=0):EBX[28]avx512cd
AVX512DQYesCPUID.(EAX=07H,ECX=0):EBX[17]avx512dq
AVX512VLYesCPUID.(EAX=07H,ECX=0):EBX[31]avx512vl

Other extensions

Notable extensions outside the x86-64 levels. Vendors sometimes disable these on individual models. Linked names lead to the extension's instructions.

Known vulnerabilities

The CVEs that the sources of the vulnerability list name as affecting Diamond Rapids, in all of its models or in some of them.

Sources

  1. Intel Architecture Instruction Set Extensions Programming Reference, 319433-060, Table 1-1
  2. GCC -march=diamondrapids feature set (PTA_DIAMONDRAPIDS)
  3. Intel: Next Generation Optimizations for GCC 15