Specification Update

Summary Table of Changes
8 Intel
®
Xeon
®
Processor E7 v2 Product Family
Specification Update January 2015
Table 1. Summary Table of Changes (Sheet 1 of 6)
No.
Stepping
Status Errata
D1
CF1 XNo Fix
Core Frequencies at or Below the DRAM DDR Frequency May Result in
Unpredictable System Behavior.
CF2 XNo FixDWORD Aligned XOR DMA Sources May Prevent Further DMA XOR Progress.
CF3 XNo FixRank Sparing May Cause an Extended System Stall.
CF4 XNo Fix
Intel® QuickData Technology DMA Lock Quiescent Flow Causes DMA State
Machine to Hang.
CF5 XNo Fix
Suspending/Resetting a DMA XOR Channel May Cause an Incorrect Data
Transfer on Other Active Channels.
CF6 XNo FixQuad Rank DIMMs May Not be Properly Refreshed During IBT_OFF Mode.
CF7 XNo Fix
Intel® QuickData Technology Continues to Issue Requests After Detecting
64-bit Addressing Errors.
CF8 XNo FixPCIe* TPH Attributes May Result in Unpredictable System Behavior.
CF9 XNo FixPCIe* Rx Common Mode Return Loss is Not Meeting the Specification.
CF10 XNo Fix
Intel® QuickPath Interconnect (Intel® QPI) Tx AC Common Mode Fails
Specification.
CF11 XNo FixPCIe* Rx DC Common Mode Impedance is Not Meeting the Specification.
CF12 XNo Fix
QPILS Reports the VNA/VN0 Credits Available for the Processor Rx Rather
Than Tx.
CF13 XNo Fix
A PECI RdPciConfigLocal Command Referencing a Non-Existent Device May
Return an Unexpected Value.
CF14 XNo FixThe Vswing of the PCIe* Transmitter Exceeds the Specification.
CF15 XNo FixPECI Write Requests That Require a Retry Will Always Time Out.
CF16 XNo Fix
The Intel® QPI Link Status Register link_init_status Field Incorrectly Reports
“Internal Stall Link Initialization” for Certain Stall Conditions.
CF17 XNo FixThe Processor Does Not Detect Intel® QPI RSVD_CHK Field Violations.
CF18 XNo Fix
Intel® QuickData Technology DMA Non-Page-Aligned Next Source/
Destination Addresses May Result in Unpredictable System Behavior.
CF19 XNo Fix
Intel® QPI May Report a Reserved Value in The Link Initialization Status
Field During Link Training.
CF20 XNo Fix
Enabling Opportunistic Self-Refresh and Pkg C2 State Can Severely Degrade
PCIe* Bandwidth.
CF21 XNo FixFunctionally Benign PCIe* Electrical Specification Violation Compendium.
CF22 XNo Fix
Patrol Scrubbing During Memory Mirroring May Improperly Signal
Uncorrectable Machine Checks.
CF23 XNo Fix
A Modification To The Multiple Message Enable Field Does Not Affect The AER
Interrupt Message Number Field.
CF24 XNo Fix
Long latency Transactions Can Cause I/O Devices On The Same Link to Time
Out.
CF25 XNo Fix
Coherent Interface Write Cache May Report False Correctable ECC Errors
During Cold Reset.
CF26 XNo Fix
Combining ROL Transactions With Non-ROL Transactions or Marker Skipping
Operations May Result in a System Hang.
CF27 XNo Fix
Excessive DRAM RAPL Power Throttling May Lead to a System Hang or USB
Device Offlining.
CF28 XNo Fix
TSOD-Related SMBus Transactions may not Complete When Package C-
States are Enabled.